WO2026016169A1

WO2026016169A1 - Cover opening support device

Info

Publication number: WO2026016169A1
Application number: PCT/CN2024/106460
Authority: WO
Inventors: Haibing LIU; Huiqian XU
Original assignee: Assa Abloy Entrance Systems AB
Current assignee: Assa Abloy Entrance Systems AB
Priority date: 2024-07-19
Filing date: 2024-07-19
Publication date: 2026-01-22
Anticipated expiration: 2027-01-19

Abstract

The present invention relates to a cover opening support device (100) for supporting a cover portion (200) of a door operator system (S) comprising a member (300), said cover portion (200) being pivotably connected along said member (300) and movable between a closed position and an access position. Said cover opening support device (100) comprises a connection device (10) connectable internally to said member (300), a rotation device (20) attached to said connection device (10), and a support rod (30) attached to said rotation device (20) and configured to project from and be rotatable about a rotation axis (X) of said rotation device (20). Said rotation device (20) comprises a rotation control arrangement (22) for controlling rotation of said support rod (30) so that said support rod (30) is rotatable to a support position in which said support rod (30) is prevented to rotate in the opposite direction, so that said support rod (30), at said support position, supports said cover (200) at an access position of said cover (200).

Description

COVER OPENING SUPPORT DEVICE

TECHNICAL FIELD

The present invention relates to a cover opening support device configured to facilitate supporting a cover portion of a door operator system.

BACKGROUND

Door operator systems such as sliding door operator systems are provided with parts associated with door operation of said door operator system. Such parts, e.g. drive device, sensors, control units or the like, are configured to be arranged in connection to a member, usually a horizontally arranged elongated member such as a beam.

Said parts are configured to be covered by a cover portion pivotably connected to said member, said cover portion being pivotably movable between a closed position covering said parts and an open position for access to said parts, e.g. during maintenance. In order to facilitate access, a cover opening support device in the shape of a steel bar is utilized, said steel bar being configured to be fixedly attached to said beam so that it supports said cover portion in the open position for access during maintenance.

Such a solution may provide limitation to accessibility. Such a solution may also require time and effort for mounting and dismounting of the cover opening support device.

There is thus a need to provide a cover opening support device which further facilitates providing access through support of such a cover portion.

OBJECTS OF THE DISCLOSURE

An object of the present disclosure is to provide cover opening support device, which seeks to mitigate, alleviate, or eliminate one or more of the above-identified deficiencies in the art and disadvantages singly or in any combination.

An object of the present disclosure is to provide a cover opening support device, which facilitates supporting a cover portion of a door operator system in an access position for access to parts associated with door operation.

SUMMARY

These and other objects, apparent from the following description, are achieved by a cover opening support device as set out in the appended independent claim. Preferred embodiments of the cover opening support device are defined in appended dependent claims.

Specifically, an aspect of the present disclosure is achieved by a cover opening support device configured to facilitate supporting a cover portion of a door operator system. Said door operator system comprises a member in connection to which parts associated with door operation of said door operator system are configured to be arranged, said cover portion being pivotably connected along said member and movable about said pivotable connection between a closed position for covering said parts and an access position for providing access to said parts. Said cover opening support device comprises a connection device configured to be connectable internally to said member, a rotation device attached to said connection device, and a support rod attached to said rotation device and configured to project from said rotation device in a direction orthogonal to a rotation axis of said rotation device. Said support rod is configured to be rotatable about said rotation axis. Said rotation device comprises a rotation control arrangement configured to control rotation of said support rod about said rotation axis so that said support rod is rotatable to at least one support position in which said support rod is arranged to be prevented to rotate in the opposite direction, so that, when said connection device is connected to said member, said support rod, at said at least one support position, supports said cover at an access position corresponding to a certain degree of openness of said cover.

By thus providing a cover opening support device having such a rotation device facilitating control of rotation of said support rod, improved access at an access position of said cover portion is facilitated. By thus facilitating improved access, maintenance of said parts is facilitated.

According to an aspect of the present disclosure, said cover opening support device is configured to be disconnectedly connected to said member, i.e. removably connected to said member. According to an alternative aspect of the present disclosure, said cover opening support device is configured to be permanently fixedly connected to said member by means of said connection device. According to an aspect of the present disclosure, said member, in connection to which said connection device of said cover opening support device is configured to be connectable, is an elongated member, e.g. a beam. According to an aspect of the present disclosure, said elongated member, e.g. beam, is configured to be horizontally arranged in connection to, e.g. above, a door arrangement of said door operator system, comprising door (s) and door frame. According to an aspect of the present disclosure, said cover portion is configured to be pivotably connected to said member, e.g. beam, so that it may be opened manually upwardly from said closed position to open position (s) , and arranged so that, when not supported in open positions it is configured to return to closed position by means of gravitational force, e.g. by manual assistance.

According to an aspect of the present disclosure, said rotation control arrangement is configured to control rotation of said support rod about said rotation axis so that said support rod is rotatable to multiple support positions in which said support rod is arranged to be prevented to rotate in the opposite direction. Hereby improved access at a desired access position of said cover portion is facilitated. By thus facilitating improved access, maintenance of said parts is facilitated.

According to an aspect of the present disclosure, said rotation control arrangement comprises a one-way clutch configured to be rotatable about said rotation axis, wherein said support rod comprises a connection portion configured to be arranged in connection to said one-way clutch for facilitating rotation of said one-way clutch about said rotation axis by means of said support rod, said one-way clutch being configured, in a first operation mode of said rotation device, to allow rotation in one direction to said multiple support positions and prevent rotation in the opposite direction. By thus providing such a one-way clutch, any desired position of said support rod may be easily and efficiently obtained, facilitating easy access positioning of said cover portion and hence improved access at desired access positions of said cover portion.

According to an aspect of the present disclosure, said rotation device comprises a support member fixedly attached to said connection device, and a shaft having an al extension in the direction of the rotation axis, wherein said one-way clutch is connectedly arranged to said shaft so that, in said first operation mode of said rotation device, said one-way clutch is allowed to rotate in one direction relative to said shaft to said multiple support positions and prevent rotation in the opposite direction based on said connection between said one-way clutch and said shaft. Hereby easy and efficient rotation and positioning of said support rod is facilitated, facilitating easy access positioning of said cover portion and hence improved access at desired access positions of said cover portion.

According to an aspect of the present disclosure, said rotation control arrangement comprises a stop member connected to or being an integrated part of said shaft, said stop member being configured to be arranged so that it, in said first operation mode of said rotation device, is connected to said support member so that, when said shaft is subjected to a rotational force, said shaft is prevented to rotate relative to said support member. Hereby easy and efficient rotation and positioning of said support rod is facilitated, facilitating easy access positioning of said cover portion and hence improved access at desired access positions of said cover portion.

According to an aspect of the present disclosure, said shaft is configured to be movably arranged in connection to said support member such that, if said shaft is subjected to an axial force in the axial direction of said shaft, said stop member is configured to be disconnected from said support member so that, in a second operation mode, said shaft is allowed to rotate relative to said support member so that said support rod is allowed to rotate about said rotation axis in both directions. Hereby easy and efficient rotation of said support rod in both directions is facilitated, facilitating returning said support rod from an access position when e.g. a maintenance activity has been completed and said over portion is configured to be re-positioned to its closed position.

According to an aspect of the present disclosure, said rotation control arrangement comprises a spring loaded member configured to be spring loaded in connection to said shaft so that, when said spring loaded member is subjected to an axial force in the axial direction of said shaft, said shaft is moved axially so that said stop member is disconnected from said support member, providing said second operation mode, and when said force is released from said spring loaded member, said shaft is configured to be returned by means of a spring force so that said stop member is reconnected to said support member, providing said first operation mode. Hereby easy and efficient rotation of said support rod in both directions may be obtained manually be applying pressure on said spring loaded member, and easy return to said first operation mode may be obtained by releasing said pressure on said spring loaded member allowing rotation only in one direction. According to an aspect of the present disclosure, said spring loaded member is a push member configured to be pushed manually for providing said second operation mode. According to an alternative aspect of the present disclosure, said spring loaded member is a pull member configured to be pulled manually for providing said second operation mode.

According to an aspect of the present disclosure, said rotation control arrangement comprises a locking member operable between a non-locked position, in which said support rod is allowed to rotate about said rotation axis in both directions, and a locked position, in which said support rod is prevented to rotate in both directions so as to facilitate providing said at least one support position. Hereby an alternative way of obtaining easy and efficient rotation and positioning of said support rod is provided, facilitating easy access positioning of said cover portion and hence improved access at desired access positions of said cover portion.

According to an aspect of the present disclosure, said locking member is configured to be spring loaded in connection to said support rod, wherein said locking member is configured to be operable from said non-locked position to a lock activated position so that, when said support rod is rotated to a support position of said at least one support position, said locking member operates to said locked position, in which said support rod is prevented to rotate in both directions. Hereby is facilitated easy operation for rotation of said support rod and prevention of rotation of said support rod for access positioning by means of said alternative way.

According to an aspect of the present disclosure, said member is configured to comprise a connector element for connection of said connection device to said member, said connector element comprising an opening, wherein said connection device comprises a connecting member comprising a support portion and a connection portion arranged to protrude from said support portion, wherein said connection portion is adapted to be introduced into said opening, wherein said connection device is configured so that said connection portion, when introduced into said opening is allowed to be repositioned so that said connection portion is arranged in connection to an inner side of said connector element and said support portion is arranged in connection to an opposite outer side of said connector element, providing said connection of said connection device. According to an aspect of the present disclosure, said connector element is configured such that said opening of said connector element provides an outer side and an opposite inner side, said outer side and opposite inner side being arranged in connection to said opening. Said outer side and inner side may comprise outer side portions and inner side portions such as e.g. upper side portion, which may be denoted upper side, and lower side portion, which may be denoted lower side. By thus providing such a connection device for connection to such a connector element, quick and easy connection of said connection device and hence cover opening support device in connection to said member is facilitated.

According to an aspect of the present disclosure, said connection device further comprises a fixation member spring loadedly connected to said connecting member by means of a spring member of said fixation member, said fixation member being arranged such that, when said connection portion is repositioned so that said connection portion is arranged in connection to said inner side of said connector element, the spring load on said connecting member is configured to provide support so that said connection portion is remained in connection to said inner side. Hereby, quick and easy connection of said connection device and hence cover opening support device in connection to said member is further facilitated.

According to an aspect of the present disclosure, said fixation member comprises at least one support pin configured, in a spring-loaded state, to project through said support portion of said connecting member, and when subjected to a force in the direction towards said fixation member, is configured to be moved into said support portion to a pressed in state, wherein said at least one support pin is arranged so that, when projecting through said support portion and when said connection portion has been introduced into said opening, said at least one support pin is configured to support said connecting member so that said connection portion is remained in connection to said inner side. Hereby, quick and easy connection of said connection device and hence cover opening support device in connection to said member is further facilitated.

According to an aspect of the present disclosure, said connection device is configured such that said connection portion is allowed to be introduced into said opening when said at least one support pin is in said pressed in state, and wherein said at least one support pin, when said connection device is moved so that said connection portion is repositioned within said opening, is configured to project into said opening, acting as a support in connection to said opening, so that said connection of said connection device is provided. Hereby, quick and easy connection of said connection device and hence cover opening support device in connection to said member is further facilitated.

According to an aspect of the present disclosure, said connection device further comprises a grip member arranged in connection to said spring member such that, when subjected to a force exceeding a predetermined threshold value, said at least one support pin is in said pressed in state, so as to facilitate disconnection of said connection device when said connection device is connected to said connector element. Hereby, quick and easy disconnection of said connection device and hence cover opening support device in connection to said member is facilitated.

According to an aspect of the present disclosure, said connector element is comprised in a C-shaped track arranged within and configured to run in the longitudinal direction of said member, said C-shaped track comprising said opening and said inner side and outer side, said connection device being configured to be disconnectedly connectable to said C-shaped track. Hereby easy and efficient connection and disconnection of said connection device may be facilitated. According to an aspect of the present disclosure, said member is a beam, and said C-shaped track is an integrated portion of said beam, configured to run within said beam. According to an aspect of the present disclosure, said beam is configured to be a horizontally arranged beam, wherein said C-shaped track is configured to run horizontally within said beam, preferably at an upper portion of said beam. According to an aspect, said C-shaped track is utilized also for supporting one or more of the parts associated with parts associated with operation of a door operator system. Hereby an already existing part, i.e. the C-shaped track, is utilized for connection and disconnection of said connection device.

According to an aspect of the present disclosure, said cover opening support device is configured to be utilized for facilitating access to parts associated with operation of a sliding door operator system, wherein said member is a horizontally arranged beam, wherein said cover portion is configured to be pivotably connected along the longitudinal extension of said beam, wherein said cover opening support device, when operably connected to said beam, is configured to have a main direction of extension transversal to the longitudinal direction of said beam. A sliding door operator system is a door operator system comprising sliding doors configured to be operated by means of parts arranged in connection to said beam.

BRIEF DESCRIPTION OF THE DRAWINGS

For a better understanding of the present disclosure reference is made to the following detailed description when read in conjunction with the accompanying drawings, wherein like reference characters refer to like parts throughout the several views, and in which:

Fig. 1 schematically illustrates a front view of a door operator system comprising a member in connection to which parts associated with door operation are configured to be arranged, and a, to the member pivotably connected, cover portion in a closed position, according to an aspect of the present disclosure;

Fig. 2 schematically illustrates a perspective view of the member and the cover portion in fig. 1, said cover portion being in an open position supported by means of a cover opening support device, according to an aspect of the present disclosure;

Fig. 3 illustrates a perspective view of a portion of the member and cover portion in fig. 2, and the cover opening support device connected to the member and supporting said cover portion in an open position, according to an aspect of the present disclosure;

Fig. 4 schematically illustrates a side view of the member, cover portion and cover opening support device in fig. 3, according to an aspect of the present disclosure;

Fig. 5a schematically illustrates a perspective view of the cover opening support device in fig. 3, according to an aspect of the present disclosure;

Fig. 5b schematically illustrates an exploded perspective view of the cover opening support device in fig. 5a, according to an aspect of the present disclosure;

Fig. 5c schematically illustrates another exploded perspective view of the cover opening support device in fig. 5a, according to an aspect of the present disclosure;

Fig. 6 schematically illustrates a cross-sectional perspective view of the member and a connection device of the cover opening support device, said connection device being connected to said member via a connector element, according to an aspect of the present disclosure.

Fig. 7a schematically illustrates a side view of the member, cover portion and cover opening support device in fig. 3 in a first stage of a connection operation by means of a connection device of said cover opening support device, according to an aspect of the present disclosure;

Fig. 7b schematically illustrates a side view of the member, cover portion and cover opening support device in fig. 7a in a second stage of said connection operation, according to an aspect of the present disclosure;

Fig. 7c schematically illustrates a side view of the member, cover portion and cover opening support device in fig. 7a in a third stage of said connection operation in which said connection device is connected to said member, according to an aspect of the present disclosure;

Fig. 8a schematically illustrates a side view of the member, cover portion and cover opening support device in fig. 3 in a first stage of a disconnection operation by means of said connection device of said cover opening support device, according to an aspect of the present disclosure;

Fig. 8b schematically illustrates a side view of the member, cover portion and cover opening support device in fig. 8a in a second stage of said disconnection operation, according to an aspect of the present disclosure;

Fig. 8c schematically illustrates a side view of the member, cover portion and cover opening support device in fig. 8a in a third stage of said disconnection operation in which said connection device is disconnected from said member, according to an aspect of the present disclosure;

Fig. 9a schematically illustrates a perspective view of the cover opening support device in fig. 3, where a rotation device and a support rod of said cover opening support device are shown in cross-section, where said rotation device is arranged in a first operation mode, according to an aspect of the present disclosure;

Fig. 9b schematically illustrates a perspective view of the cover opening support device in fig. 8a, where said rotation device is arranged in a second operation mode, according to an aspect of the present disclosure;

Fig. 10 illustrates a perspective view of a portion of the member and cover portion, and the cover opening support device connected to the member and supporting said cover portion in an open position, according to an aspect of the present disclosure; and,

Fig. 11 schematically illustrates a perspective view of a cover opening support device comprising a rotation device according to an alternative aspect of the present disclosure.

DETAILED DESCRIPTION

Embodiments of the invention will now be described with reference to the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments and aspects set forth herein; rather, these embodiments and aspects are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. The terminology used in the detailed description of the particular embodiments/aspects illustrated in the accompanying drawings is not intended to be limiting of the invention. In the drawings, like numbers refer to like parts.

Fig. 1 schematically illustrates a front view of a door operator system S. Said door operator system S is according to this embodiment a sliding door operator system S. Said sliding door operator system S comprises a door arrangement comprising a door frame F, slidable doors D1, D2 and a member 300 in the shape of a horizontally arranged beam 300. Herein, beam 300 may also be denoted beam member 300. Said door operator system S comprises parts, not shown in fig. 1, associated with door operation of said door operator system S, said parts being configured to be arranged in connection to said beam 300. Said door operator system S further comprises a cover portion 200 configured to be pivotably connected along said beam 300. Said cover portion 200 is according to an aspect configured to be pivotably connected along said beam 300 at an upper portion of said horizontally arranged beam 300. Said cover portion 200 is configured to be movable about said pivotable connection between a closed position, illustrated in fig. 1, for covering said parts and an access position for providing access to said parts.

Fig. 2 schematically illustrates a perspective view of the beam 300 and the cover portion 200 in fig. 1. Said cover portion 200 is in said access position for facilitating accessing parts DO associated with door operation of a door operator system, e.g. a door operator system S as illustrated in fig. 1. Said parts DO may be any parts associated with door operation of a door operator system, such as one or more of: drive member, sensor device (s) , control unit or the like. Said cover portion 200 is supported by means of a cover opening support device 100 so as to facilitate keeping said cover portion 200 in an access position for allowing access to said parts DO for facilitating e.g. maintenance of one or more parts of said parts DO.

Fig. 3 illustrates a perspective view of a portion of the member 300, i.e. beam 300, and cover portion 200 in fig. 2, and the cover opening support device 100 connected to the beam 300 and supporting said cover portion 200 in an open position, according to an aspect of the present disclosure. Fig. 4 schematically illustrates a side view of the member 300, i.e. beam 300, cover portion and cover opening support device in fig. 3, according to an aspect of the present disclosure.

According to an aspect of the present disclosure, as illustrated in e.g. fig. 2, said beam 300 has an internal area and an opposite external area. According to an aspect of the present disclosure, at least some of said parts DO associated with door operation of said door operation system S are configured to be arranged in connection to said internal area of said elongated beam 300. Thus, according to an aspect, at least some of said parts DO are internally arranged in connection to said beam 300.

According to an aspect of the present disclosure, said beam 300 has an L-shaped configuration, i.e. an L-shaped profile. According to an aspect of the present disclosure, said L-shaped beam 300 has a wall portion 302 configured to be essentially vertically arranged, and a roof portion 304 providing an upper portion of the beam 300, said roof portion being configured to protrude from an upper portion of said wall portion 302. Said wall portion 302 has an inner side 302i and an opposite outer side 302o. Said roof portion 304 has an inner side 304i and an opposite outer side 304o.

According to an aspect of the present disclosure, said cover portion 200 is configured to be pivotably connected at and along an end portion of said roof portion 304 and be movable about said pivotable connection between a closed position for covering said parts DO and an access position for providing access to said parts DO, said access position being shown in fig. 2 and 3.

Said cover opening support portion 100 is configured to be connected to a connector element 310 of said elongated member 300, i.e. beam 300. According to an aspect of the present disclosure, said beam 300 comprises a C-shaped track arranged to run internally within said beam 300. According to an aspect of the present disclosure, said connector element 310 is comprised in or constituted by a C-shaped track 310. The C-shaped track 310 is a track having a C-shaped profile. The C-shaped track 310 may also be denoted C-track 310.

According to an aspect of the present disclosure, as illustrated in e.g. fig. 3, the C-shaped track 310 provides an opening O300, an inner space S300, and outer sides 310o and inner sides 310i in connection to said opening O300. According to an aspect of the present disclosure, as illustrated in fig. 3, the C-shaped track 310 has a base portion 312, which according to an aspect is configured to be vertically arranged, a lower L-shaped portion 314 protruding from said base portion 312, and an upper L-shaped portion 316 protruding from said base portion 312. Said end portions of said protruding lower and upper L-portions 314, 316 are configured to face each other, forming said opening O300. Said lower and upper L-portions 314, 316 provides said outer sides 310o facing away from said base portion 312 and said inner sides 310i facing towards said base portion 312.

According to an aspect of the present disclosure, as illustrated in e.g. fig. 2-3, said C-shaped track is configured to run along the inner side 302i of the wall portion 302 of said beam 300. According to an aspect of the present disclosure, as illustrated in e.g. fig. 2-3, said C-shaped track is configured to run along the upper part of the inner side 302i of the wall portion 302 of said beam 300. According to an alternative embodiment, illustrated in fig. 10, said C-shaped track is configured to run along the inner side 304i of the roof portion 304 of said beam 300.

According to an aspect of the present disclosure, as illustrated in e.g. fig. 2, said C-shaped track is configured to support at least some of said parts DO associated with door operation of said door operator system S.

Said cover opening support device 100 is configured to be connected to said connector element 310, here said C-shaped track 310, by means of a connection device 10. Thus, said cover opening support device 100 comprises a connection device 10 for connecting the cover opening support device 100 to said beam 300 via said connector element 310. An embodiment of the connection device 10 is described in more detail below.

Fig. 5a schematically illustrates a perspective view of the cover opening support device 100 in fig. 3, according to an aspect of the present disclosure; fig. 5b schematically illustrates an exploded perspective view of the cover opening support device 100 in fig. 5a, according to an aspect of the present disclosure; and fig. 5c schematically illustrates another exploded perspective view of the cover opening support device in fig. 5a, according to an aspect of the present disclosure.

According to an aspect of the present disclosure, as illustrated in e.g. fig. 5a-c, said connection device 10 comprises a connecting member 12. As illustrated in e.g. fig. 4, said connecting member 12 is configured to be arranged in connection to said connector element 310, here C-shaped track 310. Said connecting member 12 is configured to be arranged closest to said C-shaped track 310.

Said connecting member 12 comprises a support portion 12-1 and a connection portion 12-2. Said connection portion 12-2 is arranged to protrude from said support portion 12-1. Said connection portion 12-2 is adapted to be introduced into said opening O310 of said connector element 310. Said connection device 10 is configured so that said connection portion 12-2, when introduced into said opening O310 is allowed to be repositioned so that said connection portion 12-2 is arranged in connection to the inner side 310i of said connector element 310, here the inner side 310i of the upper protruding portion 316 of said C-shaped track 310. Said support portion 12-1 is arranged in connection to said opposite outer side 310o of said connector element 310, here the outer side 310o of the lower protruding portion 314 of said C-shaped track 310. Hereby the connection of said connection device 10 to said C-shaped track 310 is provided.

According to an aspect of the present disclosure, said connection device 10 further comprises a fixation member 14 configured to be arranged in connection to said connecting member 12. Said fixation member 14 is according to an aspect configured to be spring loadedly connected to said connecting member 12 by means of a spring member 14-1 of said fixation member 14. Thus, said fixation member 14 comprises a spring member 14-1. According to an aspect, said spring member 14-1 is arranged and operably connected to said connecting member 12 so that said fixation member 14 is spring loaded to said connecting member 12.

According to an aspect of the present disclosure, said fixation member 14 is arranged such that, when said connection portion 12-2 is repositioned so that said connection portion 12-2 is arranged in connection to said inner side 310i of said connector element 310 in the shape of said C-shaped track 310, here the inner side 310i of the upper protruding portion 316 of said C-shaped track 310, the spring load on said connecting member 12 is configured to provide support so that said connection portion 12-2 is remained in connection to said inner side 310i.

According to an aspect of the present disclosure, said fixation member 14 comprises at least one support pin 14-2 configured, in a spring-loaded state, to project through said support portion 12-1 of said connecting member 12. According to an aspect of the present disclosure, said at least one support pin 14-2, when subjected to a force in the direction towards said fixation member 14, i.e. in a direction towards the portion of said fixation member 14 from which said at least one support pin 14-2 is projecting, is configured to be moved into said support portion 12-1 to a pressed in state.

According to an aspect of the present disclosure, said at least one support pin 14-2 is arranged so that, when projecting through said support portion 12-1 and when said connection portion 12-2 has been introduced into said opening O310, said at least one support pin 14-2 is configured to support said connecting member 12 so that said connection portion 12-2 is remained in connection to said inner side 310i.

According to an aspect of the present disclosure, said at least one support pin 14-2 is arranged so that, when projecting through said support portion 12-1 and when said connection portion 12-2 has been introduced into said opening O310 of said C-shaped track 310, said at least one support pin 14-2 is configured to rest on said protruding lower L-shaped portion 314 of said C-shaped track 310 so that said connecting member 12 is supported and so that said connection portion 12-2 is remained in connection to said inner side 310i of said L-shaped upper portion 316.

According to an aspect of the present disclosure, said connection device 10 is configured such that said connection portion 12-2 is allowed to be introduced into said opening O310 when said at least one support pin 14-2 is in said pressed in state, and wherein said at least one support pin 14-2, when said connection device 10 is moved so that said connection portion is repositioned within said opening O310, is configured to project into said opening O310, acting as a support in connection to said opening O310, so that said connection of said connection device 10 is provided.

According to an aspect of the present disclosure, said connection device 10, i.e. said fixation member 14 of said connection device 10, further comprises a grip member 14-3 configured to be arranged in connection to said spring member 14-1 such that, when subjected to a force exceeding a predetermined threshold value, said at least one support pin 14-2 is in said pressed in state, so as to facilitate disconnection of said connection device 10 when said connection device 10 is connected to said connector element 310.

According to an aspect of the present disclosure, as shown in fig. 5b, said support portion 12-1 of said connecting member 12 has a block configuration. According to an aspect of the present disclosure, as shown in fig. 5b, said support portion 12-1 of said connecting member 12 has a first side 12a configured to face towards said connector element 310, e.g. C-shaped track 310, when said connection device 10 is connected, and an opposite second side 12b configured to face towards said fixation member 14.

According to an aspect of the present disclosure, said support portion 12-1 has a width extension configured to extend in the longitudinal extension of said connector element 310, here C-shaped track 310, when arranged in connection to said C-shaped track 310. According to an aspect of the present disclosure, said support portion 12-1 has a height extension configured to extend in the height extension of said connector element 310, here C-shaped track 310, when arranged in connection to said C-shaped track 310. According to an aspect of the present disclosure, said support portion 12-1 has a thickness, which according to an aspect corresponds to the distance between the first side 12a and second side 12b of said support portion 12-1.

According to an aspect of the present disclosure, said connection portion 12-2 is configured to project from said first side 12a of said support portion 12-1. According to an aspect of the present disclosure, said connection portion 12-2 has an L-shaped configuration, i.e. an L-shaped profile, is configured to extend along the width of said support portion 12-1 and project from said first side 12a of said support portion 12-1, according to an aspect essentially in the thickness direction of said support portion 12-1, and in the height direction of said support portion 12-1 so that the total height of the connecting member 12 is greater than the height of the support portion 12-1. According to an aspect of the present disclosure, when said connection device 10 is arranged in connection to said C-shaped track 310, said L-shaped connection portion 12-2 is configured to project through said opening O300 and upwardly towards said upper L-shaped portion 316 of said C-shaped track 310.

According to an aspect of the present disclosure, as shown in fig. 5b, said support portion 12-1 of said connecting member 12 has an opening O12 for each of said at least one support pin 14-2, i.e. for receiving said at least one support pin 14-2. According to an aspect of the present disclosure, said fixation member 14 comprises two support pins 14-2 arranged at a distance from each other, wherein said support portion 12-1 has two openings O12, the respective opening O12 being configured to receive a support pin 14-2 of said two support pins 14-2.

According to an aspect of the present disclosure, said fixation member 14 has a block portion 14-B. Said block portion 14-B, according to a variant, has a similar shape as the support portion 12-1. Said block portion has a first side 14a configured to face towards said second side 12a of said support portion 12-1, and an opposite second side 14b.

According to an aspect of the present disclosure, said support pins 14-2 are configured to project from said first side 14a of said block portion 14-B such that, when said fixation member 14 is spring loadedly connected to said support portion 12-1, said support pins 14-2 are configured to run through and project from said first side 12a of said support portion 12-1.

According to an aspect of the present disclosure, said connection device 10 comprises a bar member 16 configured to provide spring-loaded connection between said connecting member 12 and said fixation member 14. According to an aspect of the present disclosure, said bar member 16 is configured to run through said block portion 14-B of said fixation member 14 and into and be fixedly connected to said support portion 12-1. According to an aspect of the present disclosure, a first end portion 16a of said bar member 16 is configured to be introduced into an opening O10 of said support portion 12-1 and connected to said end portion 16a, e.g. by means of a joint member J10, which may be a screw joint member, configured to be introduced into and connected to an opening O16 of said end portion 16a, see also fig. 6.

According to an aspect of the present disclosure, said spring member 14-1 is a spiral spring configured to be arranged around said bar member 16 such that, when said bar member 16 is attached to said support portion 12-1 via said fixation member 14, said fixation member 14 is spring-loaded in connection to said support portion 12-1, applying a certain pressure on said support portion 12-1.

According to an aspect of the present disclosure, said grip member 14-3 of said fixation member 14 is configured to protrude from said second side of said block portion 14-B. According to an aspect of the present disclosure, said grip member 14-3 is a hollow cylinder configured to be fixedly connected to or an integrated part of said block portion 14-B of said fixation member 14.

According to an aspect of the present disclosure, said bar member 16 has a cylindrical configuration. Said bar member 16 thus has an axial extension. According to an aspect of the present disclosure, said bar member 16 has an axial extension configured to extend in an axial direction essentially orthogonal to the width extension and height extension of said support portion 12-1. According to an aspect of the present disclosure, said bar member 16 comprises said first end portion 16a having a first diameter, a first intermediate portion 16b adjacent to said first end portion 16a and having a diameter greater than the first end portion 16b, and a second intermediate portion 16c adjacent to said first intermediate portion 16b and having a diameter greater than the first intermediate portion 16b.

Fig. 6 schematically illustrates a cross-sectional perspective view of the member 300, i.e. beam 300, and connection device 10 of the cover opening support device 100, where said connection device 10 is connected to said beam 300 via said connector element 310, here C-shaped track, according to an aspect of the present disclosure.

As illustrated in fig. 5c and fig. 6, said first end portion 16a has a diameter configured to fit in said opening O10 of the support portion 12-1, and said first intermediate portion 16b has a diameter greater than said opening O10 so that the bar member 16 stops at the second side 14b of said fixation member 14, facilitating attachment by means of said joint member J10.

According to an aspect of the present disclosure, the bar member 16 further has a second end portion 16d, which according to an embodiment is configured to be connected to a rotation device 20 of the cover opening support device 100. Said rotation device is described in more detail below.

Said hollow cylinder has an opening O14 with a width, e.g. diameter, so as to allow portions of said bar member 16 to be introduced through said opening O14 and prevent said spring member 14-1 and a remaining part 16b of said bar member 16 to be introduced. According to an aspect of the present disclosure, said spring member 14-1 is configured to be arranged around the first intermediate portion 16b of said bar member 16, between the end portion of said hollow cylinder-shaped grip member 14-3 and said second intermediate portion 16c of said bar member 16. Said grip member 14-3 is thus configured to be arranged in connection to said spring member 14-1 such that, when subjected to a force in the axial direction towards said spring member 14-1 exceeding a predetermined threshold value, said at least one support pin 14-2 is moved to said pressed in state, facilitating disconnection of said connection device 10 when said connection device 10 is connected to said connector element 310.

Fig. 7a schematically illustrates a side view of the member 300, cover portion 200 and cover opening support device 100 in fig. 3 in a first stage of a connection operation by means of said connection device 10 of said cover opening support device 100, according to an aspect of the present disclosure. In the first connection stage, said connection device 10 is placed at said opening O310 of said C-shaped track 310 so that said connection portion 12-2 may be introduced through said opening O300 and so that said at least one support pin 14-2 is facing said outer side 310o of the lower protruding portion 314 of said C-shaped track 310.

Fig. 7b schematically illustrates a side view of the member 300, cover portion 200 and cover opening support device 100 in fig. 7a in a second stage of said connection operation, according to an aspect of the present disclosure. In the second connection stage, said connection device 10 is pressed towards said outer side 310o of the lower protruding portion 314 of said C-shaped track 310 so that said at least one support pin 14-2 is moved into said support portion 12-1 to a pressed in state, wherein said connection portion is moved through said opening O300 into said space S300 of said C-shaped track 310.

Fig. 7c schematically illustrates a side view of the member 300, cover portion 200 and cover opening support device 100 in fig. 7a in a third stage of said connection operation in which said connection device 10 is connected to said member, according to an aspect of the present disclosure. In the third connection stage, the connection device 10 is moved upwardly so that the L-shaped connection portion 12-2 is facing the inner side 310i of the upper protruding portion 316 of said C-shaped track 310, wherein said at least one support pin 14-2 is facing said opening and is introduced into said opening O300 by means of spring force so that said at least one support pin 14-2 is configured to support said connecting member 12 so that said connection portion 12-2 is remained in connection to said inner side 310i.

Fig. 8a schematically illustrates a side view of the member 300, cover portion 200 and cover opening support device 100 in fig. 3 in a first stage of a disconnection operation by means of said connection device of said cover opening support device, according to an aspect of the present disclosure. In this first disconnection stage, said connection device 10 is connected to said C-shaped track.

Fig. 8b schematically illustrates a side view of the member 300, cover portion and cover opening support device in fig. 8a in a second stage of said disconnection operation, according to an aspect of the present disclosure. In the second disconnection stage, a force exceeding a predetermined threshold value is applied on said grip member 14-3 such that said at least one support pin 14-2 is moved to said pressed in state.

Fig. 8c schematically illustrates a side view of the member 300, cover portion 200 and cover opening support device 100 in fig. 8a in a third stage of said disconnection operation in which said connection device is disconnected from said member, according to an aspect of the present disclosure. In the third disconnection stage, when said at least one support pin 14-2 is in the pressed in state by means of the force applied on the grip member 14-3, said connection device 10 is lowered so that said connection portion 12-2 may be moved out through said opening O300, so that said connection device is disconnected.

Herein, the connector element 310 for connection of said connection device 10, is comprised in or constituted by a C-shaped track 310, i.e. a C-track. However, the connection device 10 according to the present disclosure, having the above described function, may be utilized for connection to any suitable connector element having an opening and accessible outer side (s) and inner side (s) in connection to said opening. According to an aspect of the present disclosure, said connector element may be a wall/portion of a wall having a through hole. The shape of the connection device may be adapted to the configuration of the connector element.

The cover opening support device 100 comprises a rotation device 20. Said rotation device 20 is configured to be attached to said connection device 10. Said rotation device 10 is configured to be attached to the second end portion 16b of said bar member 16 of said connection device.

The cover opening support device 100 comprises a support rod 30 attached to said rotation device 20. Said support rod 30 is configured to project from said rotation device 20 in a direction orthogonal to a rotation axis X of said rotation device 20. Said support rod 30 is configured to be rotatable about said rotation axis X. Said support rod 30 is configured to be rotatable about said rotation axis X in a plane orthogonal to said rotation axis X. Said support rod 30 is configured to be pivotable about said rotation axis X.

Said rotation device 20 comprises a rotation control arrangement 22 configured to control rotation of said support rod 30 about said rotation axis X so that said support rod 30 is rotatable to at least one support position in which said support rod 30 is arranged to be prevented to rotate in the opposite direction, so that, when said connection device 10 is connected to said beam, said support rod 30, at said at least one support position, supports said cover 200 at an access position corresponding to a certain degree of openness of said cover 200.

Said support rod 30 has a connection portion 32 configured to be arranged in connection to said rotation device 20 for facilitating rotation of said support rod 30 about said rotation axis X. Said support rod 30 has an end support portion 34 constituting the end of said support rod 30 opposite to said connection portion 32. Said end support portion 34 of said support rod 30 is configured to support said cover portion 200 during operation of said cover opening support device 100. Thus, said cover portion 200 is configured to rest against said end support portion 34 during operation of said cover opening support device 100.

According to an aspect of the present disclosure, said rotation control arrangement 22 is configured to control rotation of said support rod 30 about said rotation axis X so that said support rod 30 is rotatable to multiple support positions in which said support rod 30 is arranged to be prevented to rotate in the opposite direction.

According to an aspect of the present disclosure, said rotation control arrangement 22 comprises a one-way clutch 22-1 configured to be rotatable about said rotation axis X. The one-way clutch 22-1 may be any suitable type of one-way clutch configured to allow rotation in one direction and prevent rotation in the opposite direction. According to an aspect of the present disclosure, said one-way clutch 22-1 has a ring-shaped configuration. According to an aspect of the present disclosure, said one-way clutch 22-1 comprises shaped elements, not shown, distributed around the one-way clutch and having a shape and configuration, e.g. angled, resilient allowing rotation in one direction and providing stop in opposite direction. Said shaped elements may be so called sprags.

Said connection portion 32 is configured to be arranged in connection to said one-way clutch 22-1 for facilitating rotation of said one-way clutch 22-1 about said rotation axis X by means of said support rod 30. According to an aspect of the present disclosure, said connection portion 32 has a ring-shaped configuration configured to tightly surround said one-way clutch 22-1 so that said one-way clutch is rotated when a rotational force is applied to said support rod 30. Thus, according to an aspect of the present disclosure, said one-way clutch is configured to be closely received within said one-way clutch 22-1 for providing fixed connection between said ring-shaped connection portion 32 and said one-way clutch 22-1. According to an alternative aspect of the present disclosure, said one-way clutch 22-1 constitutes an integrated part of said ring-shaped connection portion 32 of said support rod 30.

Said one-way clutch 22-1 is configured, in a first operation mode of said rotation device 20, to allow rotation in one direction to said multiple support positions and prevent rotation in the opposite direction.

According to an aspect of the present disclosure, said rotation device 20 comprises a support member 24 fixedly attached to said connection device 10. According to an aspect of the present disclosure, said support member 24 is configured to be fixedly attached to said second end portion 16d of said bar member 16 by means of a joint member J16.

According to an aspect of the present disclosure, said support member 24 is configured to partly surround said connection portion 32. According to an aspect of the present disclosure, said support member 24 comprises a first side portion 24-1 configured to be arranged at a first side of said connection portion 32 and a second side portion 24-2 configured to be arranged at an opposite second side of said connection portion 32 of said rod member 30 so that said rod member 30 is allowed to rotate about said rotation axis X. According to an aspect of the present disclosure, said first side portion 24-1 and second side portion 24-2 respectively have a main extension in a plane orthogonal to said rotation axis X.

According to an aspect of the present disclosure, said support member 24 of said rotation device 20 further has an intermediate portion 24-3 connecting said first side portion 24-1 and second side portion 24-2 so that a part of said connection portion 32 of said rod member 30 is covered and so that there is a an opening and a space left between said first and second side portions 24-1, 24-2 where said rod member 30 is allowed to protrude and rotate. According to an aspect of the present disclosure, said support member 24 of said rotation device 20 has a partly cylindrical configuration.

According to an aspect of the present disclosure, said first side portion 24-1 has a first opening O24-1 coaxially arranged with regard to said rotation axis X and having a first diameter. According to an aspect of the present disclosure, said second side portion 24-2 has a second opening O24-2 coaxially arranged with regard to said rotation axis X and having a second diameter shorter than said first diameter of said first opening.

According to an aspect of the present disclosure, said rotation device 20 comprises a shaft 26 having an axial extension in the direction of the rotation axis X.

According to an aspect of the present disclosure, said one-way clutch 22-1 is configured to be connectedly arranged to said shaft 26 so that, in said first operation mode of said rotation device 20, said one-way clutch 22-1 is allowed to rotate in one direction relative to said shaft 26 to said multiple support positions and prevent rotation in the opposite direction based on said connection between said one-way clutch 22-1 and said shaft 26. According to an aspect of the present disclosure, said one-way clutch 22-1 is configured to be connectedly arranged around said shaft 26.

According to an aspect of the present disclosure, said shaft 26 comprises a first end portion 26a configured to be arranged at said first side portion 24-1 of said support member 24 and having a width, here diameter, greater than the diameter of the first opening O24-1.

According to an aspect of the present disclosure, said shaft 26 comprises a first intermediate portion 26b, adjacent to said first end portion 26a. Said first intermediate portion has a diameter so that it may be closely received in said first opening O24-1 and axially and rotationally movable relative to said first opening O24-1 of said first side portion 24-1 of said support member 24. According to an aspect of the present disclosure, a main part of said first intermediate portion 26b is configured to interconnected to said one-way clutch 24-1 so that said one-way clutch 24-1 surrounds said part of said first intermediate portion 26b for facilitating said rotation operation by means of said one-way clutch 24-1.

According to an aspect of the present disclosure, said shaft 26 comprises a second intermediate portion 26c, adjacent to said first intermediate portion 26b. Said second intermediate portion 26c has a diameter so that it may be closely received in said second opening O24-1 and axially and rotationally movable relative to said second opening O24-1 of said first side portion 24-1 of said support member 24.

According to an aspect of the present disclosure, said shaft 26 comprises a second end portion 26d, adjacent to said second intermediate portion 26c, configured to project from said second side portion 24-2 of said support member 24 and having a width, here diameter, smaller than the diameter of the second intermediate portion 26c.

According to an aspect of the present disclosure, said rotation control arrangement 22 comprises a stop member 22-2 connected to or being an integrated part of said shaft 26. Said stop member 22-2 is configured to be arranged so that it, in said first operation mode of said rotation device 20, is connected to said support member 24 so that, when said shaft 26 is subjected to a rotational force, said shaft 26 is prevented to rotate relative to said support member 24.

According to an aspect of the present disclosure, said stop member 22-2 is configured to be arranged in connection to said first end portion 26a of said shaft 26 so that it, in said first operation mode of said rotation device 20, is connected to said first side portion 24-1 of said support member 24 so that, when said shaft 26 is subjected to a rotational force, said shaft 26 is prevented to rotate relative to said support member 24. According to an aspect of the present disclosure, said stop member 22-2 has a cylindrical shape, is projecting from said first end portion 26a in a direction parallel to said rotation axis X, and is configured to be closely received within an opening of said first side portion 24-1 of said support member 24.

According to an aspect of the present disclosure, said shaft 26 is configured to be movably arranged in connection to said support member 24 such that, if said shaft 26 is subjected to an axial force in the axial direction of said shaft 26, said stop member 22-2 is configured to be disconnected from said support member 24 so that, in a second operation mode of said rotation device 20, said shaft 26 is allowed to rotate relative to said support member 22 so that said support rod 30 is allowed to rotate about said rotation axis X in both directions.

According to an aspect of the present disclosure, said stop member 22-2 having said cylindrical shape, is configured to be moved out from said opening of said first side portion 24-1 of said support member 24, when said shaft 26 is subjected to said axial force, so that said shaft 26 is disconnected from said support member 24.

According to an aspect of the present disclosure, said rotation control arrangement 22 comprises a spring loaded member 22-3 configured to be spring loaded in connection to said shaft 26 so that, when said spring loaded member 22-3 is subjected to an axial force in the axial direction of said shaft 26, said shaft 26 is moved axially so that said stop member 22-2 is disconnected from said support member 24, providing said second operation mode, and when said force is released from said spring loaded member 22-3, said shaft 26 is configured to be returned by means of a spring force so that said stop member 22-2 is reconnected to said support member 24, providing said first operation mode.

According to the embodiment of the present disclosure illustrated e.g. in fig. 5b-c and fig. 9a-b, said spring loaded member 22-3 is a push member 22-3. Below, said spring loaded member 22-3 will be denoted push member 22-3.

According to an aspect of the present disclosure, said push member 22-3 comprises a spring member 22-3a and a cap member 22-3b. According to an aspect of the present disclosure, said cap member 22-3b has a cover portion configured to face away from said second end portion 24-1, a central tube portion coaxially arranged relative to said rotation axis and configured to extend from said cover portion towards said second end portion 24-1 and configured to receive said second end portion 26d of said shaft 26 so that said cap member 22-3b is connected to said shaft 26. According to an aspect of the present disclosure, said cap member 22-3b has a surrounding wall portion configured to extend from said cover portion towards said second end portion 24-1 so that a circular track is formed, within which circular track said spring member 24-3a in the shape of a spiral spring is configured to be arranged within said circular track so that it, when no external force towards said push member 22-3 is provided, said spring member 24-3a partly protrudes from said cap member 22-3b.

According to an aspect of the present disclosure, said spring member 22-3a is configured to be spring loaded against said second side portion 24-2 in connection to, here around, said second opening O24-2.

According to an aspect of the present disclosure, said cap member 22-3b of said push member 22-3 is configured to be arranged at a certain distance from said second side portion 24-1 during said first operation mode of said rotation device 20, by means of said spring force of said spring loaded push member 22-3. According to an aspect of the present disclosure, said second intermediate portion 26c of said shaft 26 is configured to partly protrude during said first operation mode of said rotation device 20 by means of said spring force of said spring loaded push member 22-3. According to an aspect of the present disclosure, a portion of said spring member 22-3a is configured to surround said protruding part of said second intermediate portion 26c during said first operation mode of said rotation device 20.

According to an aspect of the present disclosure, said cap member 22-3b, when subjected to said axial force in the axial direction of said shaft 26, said spring member 22-3a is pressed together so that said cap member 22-3b moves towards and preferably touches said second side portion 24-2, wherein said shaft 26 is moved axially so that said stop member 22-2 is disconnected from said support member 24, providing said second operation mode.

Fig. 9a schematically illustrates a perspective view of the cover opening support device 100 in fig. 3, where the rotation device 20 and a support rod 30 of said cover opening support device 100 are shown in cross-section, where said rotation device 20 is arranged in said first operation mode, according to an aspect of the present disclosure.

Fig. 9b schematically illustrates a perspective view of the cover opening support device 100 in fig. 9a, where said rotation device 20 is arranged in said second operation mode, according to an aspect of the present disclosure.

Fig. 11 schematically illustrates a perspective view of a portion of a cover opening support device 100 according to the present disclosure, comprising a rotation device 20 according to an alternative aspect of the present disclosure.

The rotation device according to the embodiment schematically disclosed in fig. 10 differs from the embodiment schematically disclosed e.g. in fig. 5b-c and 9a-b, essentially by the configuration and functionality of the rotation control arrangement 22.

According to an aspect of the present disclosure, schematically illustrated in fig. 11, said rotation control arrangement 22, according to an alternative embodiment, comprises a locking member 22-4 operable between a non-locked position, in which said support rod 30 is allowed to rotate about said rotation axis X in both directions, and a locked position, in which said support rod 30 is prevented to rotate in both directions so as to facilitate providing said at least one support position.

According to an aspect of the present disclosure, said locking member 22-4 is configured to be spring loaded in connection to said support rod 30, wherein said locking member 22-4 is configured to be operable from said non-locked position to a lock activated position so that, when said support rod 30 is rotated to a support position of said at least one support position, said locking member 22-4 operates to said locked position, in which said support rod 30 is prevented to rotate in both rotational directions.

According to an aspect of the present disclosure, said locking member 22-4 is configured to be arranged in connection to a side portion of said support member 24 of said rotation device 20. According to an aspect of the present disclosure, said locking member 22-4 is configured to be coaxially arranged relative to said rotation axis X of said rotation device 20. According to an aspect of the present disclosure, said locking member 22-4 is configured to be operably connected to a shaft, not shown, of said rotation device 20, said shaft, being allowed, in the non-locked position, to be rotated about said rotation axis X in both directions together with said locking member 22-4 by means of rotation of said support rod 30.

According to an aspect of the present disclosure, said locking member 22-4 comprises a spring member 22-4S, and a grip member 22-4G. According to an aspect of the present disclosure, said locking member 22-4 comprises a locking pin 22-4P. According to an aspect of the present disclosure, said locking member 22-4 comprises a set of connection openings O22-4 circumferentially distributed, about said rotation axis X, at said support portion 24 of said rotation device 20.

According to an aspect of the present disclosure, a locking pin 22-4P of said at least one locking pin 22-4P is configured to lockingly fit within said set of connection opening O22-4, wherein said locked position is provided, preventing rotation in both directions of said, to said locking member 22-4 connected shaft, and thereby rod member 30. Thus, according to an aspect of the present disclosure, said locked position is configured to be provided when a locking pin 22-4P is introduced into and connected to a connection opening O22-4 of said locking member 22-4.

According to an aspect of the present disclosure, said spring member 22-4S is configured to be spring loaded against said side portion of said support portion 24 of said rotation device 20, so that, when said locking pin 22-4P is connected to a connection opening O22-4 of said set of connection openings O22-4, said control arrangement 22 is maintained in the locked position.

According to an aspect of the present disclosure, said grip member 22-4G is a push member 22-4G, configured such that when subjected to an axial force in the axial direction of said rotation axis X away from said side portion, said at least one locking pin 22-4P is configured to be moved in an axial direction parallel to said direction of said rotation axis X so that said at least one locking pin 22-4P is disconnected from a connection opening O22-4 of said set of connection openings O22-4P so that said support rod 30 is allowed to be rotated in both directions about said rotation axis X.

According to an aspect of the present disclosure, when said axial force to which said grip member 22-4G is subjected is released, said lock activation position is provided such that when said support rod 30 is rotated so that said locking pin 22-4P comes into a position where it is connectable to a connection opening O22-4P of said set of connection openings O22-4P, said locking pin 22-4P is moved into and connected to said connection opening O22-4P by means of spring force provided by said spring member 22-4S, so that a locked position, which may correspond to a desired support position, is provided.

The description of the aspects of the disclosure provided herein has been presented for purposes of illustration. The description is not intended to be exhaustive or to limit aspects of the disclosure to the precise form disclosed, and modifications and variations are possible in light of the above teachings or may be acquired from practice of various alternatives to the provided aspects of the disclosure. The examples discussed herein were chosen and described in order to explain the principles and the nature of various aspects of the disclosure and its practical application to enable one skilled in the art to utilize the aspects of the disclosure in various manners and with various modifications as are suited to the particular use contemplated.

It should be noted that the word “comprising” does not necessarily exclude the presence of other elements or steps than those listed. It should further be noted that any reference signs do not limit the scope of the claims.

Claims

A cover opening support device (100) configured to facilitate supporting a cover portion (200) of a door operator system (S) , said door operator system comprising a member (300) in connection to which parts (DO) associated with door operation of said door operator system (S) are configured to be arranged, said cover portion (200) being pivotably connected along said member (300) and movable about said pivotable connection between a closed position for covering said parts (DO) and an access position for providing access to said parts, said cover opening support device (100) comprising a connection device (10) configured to be connectable internally to said member (300) , a rotation device (20) attached to said connection device (10) , and a support rod (30) attached to said rotation device (20) and configured to project from said rotation device (20) in a direction orthogonal to a rotation axis (X) of said rotation device, said support rod (30) being configured to be rotatable about said rotation axis (X) , wherein said rotation device (20) comprises a rotation control arrangement (22) configured to control rotation of said support rod (30) about said rotation axis (X) so that said support rod (30) is rotatable to at least one support position in which said support rod (30) is arranged to be prevented to rotate in the opposite direction, so that, when said connection device (10) is connected to said member (300) , said support rod (30) , at said at least one support position, supports said cover (200) at an access position corresponding to a certain degree of openness of said cover (200) .
The cover opening support device according to claim 1, wherein said rotation control arrangement (22) is configured to control rotation of said support rod (30) about said rotation axis (X) so that said support rod (30) is rotatable to multiple support positions in which said support rod (30) is arranged to be prevented to rotate in the opposite direction.
The cover opening support device according to claim 2, wherein said rotation control arrangement (22) comprises a one-way clutch (22-1) configured to be rotatable about said rotation axis (X) , wherein said support rod (30) comprises a connection portion (32) configured to be arranged in connection to said one-way clutch (22-1) for facilitating rotation of said one-way clutch (22-1) about said rotation axis (X) by means of said support rod, said one-way clutch (22-1) being configured, in a first operation mode of said rotation device (20) , to allow rotation in one direction to said multiple support positions and prevent rotation in the opposite direction.
The cover opening support device according to claim 3, wherein said rotation device (20) comprises a support member (24) fixedly attached to said connection device (10) , and a shaft (26) having an al extension in the direction of the rotation axis (X) , wherein said one-way clutch (22-1) is connectedly arranged to said shaft so that, in said first operation mode of said rotation device (20) , said one-way clutch (22-1) is allowed to rotate in one direction relative to said shaft (26) to said multiple support positions and prevent rotation in the opposite direction based on said connection between said one-way clutch (22-1) and said shaft (26) .
The cover opening support device according to claim 4, wherein said rotation control arrangement (22) comprises a stop member (22-2) connected to or being an integrated part of said shaft (26) , said stop member (22-2) being configured to be arranged so that it, in said first operation mode of said rotation device (20) , is connected to said support member (24) so that, when said shaft (26) is subjected to a rotational force, said shaft (26) is prevented to rotate relative to said support member (24) .
The cover opening support device according to claim 5, wherein said shaft (26) is configured to be movably arranged in connection to said support member (24) such that, if said shaft (26) is subjected to an axial force in the axial direction of said shaft (26) , said stop member (22-2) is configured to be disconnected from said support member (24) so that, in a second operation mode, said shaft (26) is allowed to rotate relative to said support member (22) so that said support rod (30) is allowed to rotate about said rotation axis (X) in both directions.
The cover opening support device according to claim 6, wherein said rotation control arrangement (22) comprises a spring loaded member (22-3) configured to be spring loaded in connection to said shaft (26) so that, when said spring loaded member (22-3) is subjected to an axial force in the axial direction of said shaft (26) , said shaft (26) is moved axially so that said stop member (22-2) is disconnected from said support member (24) , providing said second operation mode, and when said force is released from said spring loaded member (22-3) , said shaft (26) is configured to be returned by means of a spring force so that said stop member (22-2) is reconnected to said support member (24) , providing said first operation mode.
The cover opening support device according to claim 1 or 2, wherein said rotation control arrangement (22) comprises a locking member (22-4) operable between a non-locked position, in which said support rod (30) is allowed to rotate about said rotation axis (X) in both directions, and a locked position, in which said support rod (30) is prevented to rotate in both directions so as to facilitate providing said at least one support position.
The cover opening support device according to claim 8, wherein said locking member (22-4) is configured to be spring loaded in connection to said support rod (30) , wherein said locking member (22-4) is configured to be operable from said non-locked position to a lock activated position so that, when said support rod (30) is rotated to a support position of said at least one support position, said locking member operates to said locked position, in which said support rod (30) is prevented to rotate in both directions.
The cover opening support device according to claim any of claims 1-9, wherein said member (300) is configured to comprise a connector element (310) for connection of said connection device (10) to said member (300) , said connector element (310) comprising an opening (O310) , wherein said connection device (10) comprises a connecting member (12) comprising a support portion (12-1) and a connection portion (12-2) arranged to protrude from said support portion (12-1) , wherein said connection portion (12-2) is adapted to be introduced into said opening (O310) , wherein said connection device (10) is configured so that said connection portion (12-2) , when introduced into said opening (O310) is allowed to be repositioned so that said connection portion (12-2) is arranged in connection to an inner side (310i) of said connector element (310) and said support portion (12-1) is arranged in connection to an opposite outer side (310o) of said connector element (310) , providing said connection of said connection device (10) .
The cover opening support device according to claim 10, wherein said connection device (10) further comprises a fixation member (14) spring loadedly connected to said connecting member (12) by means of a spring member (14-1) of said fixation member (14) , said fixation member (14) being arranged such that, when said connection portion (12-2) is repositioned so that said connection portion (12-2) is arranged in connection to said inner side (310i) of said connector element (310) , the spring load on said connecting member (12) is configured to provide support so that said connection portion (12-2) is remained in connection to said inner side (310i) .
The cover opening support device according to claim 11, wherein said fixation member (14) comprises at least one support pin (14-2) configured, in a spring-loaded state, to project through said support portion (12-1) of said connecting member (12) , and when subjected to a force in the direction towards said fixation member (14) , is configured to be moved into said support portion (12-1) to a pressed in state, wherein said at least one support pin (14-2) is arranged so that, when projecting through said support portion (12-1) and when said connection portion (12-2) has been introduced into said opening (O310) , said at least one support pin (14-2) is configured to support said connecting member (12) so that said connection portion (12-2) is remained in connection to said inner side (310i) .
The cover opening support device according to claim 12, wherein said connection device is configured such that said connection portion (12-2) is allowed to be introduced into said opening (O310) when said at least one support pin (14-2) is in said pressed in state, and wherein said at least one support pin (14-2) , when said connection device (10) is moved so that said connection portion is repositioned within said opening (O310) , is configured to project into said opening (O310) , acting as a support in connection to said opening (O310) , so that said connection of said connection device (10) is provided.
The cover opening support device according to claim 13, wherein said connection device (10) further comprises a grip member (14-3) arranged in connection to said spring member (14-2) such that, when subjected to a force exceeding a predetermined threshold value, said at least one support pin is in said pressed in state, so as to facilitate disconnection of said connection device (10) when said connection device (10) is connected to said connector element (310) .
The cover opening support device according to claim any of claims 10-14, wherein said connector element (310) is comprised in a C-shaped track arranged within and configured to run in the longitudinal direction of said member (300) , said C-shaped track comprising said opening (O310) and said inner side (310i) and outer side (310o) , said connection device (10) being configured to be disconnectedly connectable to said C-shaped track.
The cover opening support device according to claim any of claims 1-15, wherein said cover opening support device (100) is configured to be utilized for facilitating access to parts (DO) associated with operation of a sliding door operator system (S) , wherein said member (300) is a horizontally arranged beam (300) , wherein said cover portion is configured to be pivotably connected along the longitudinal extension of said beam (300) , wherein said cover opening support device (100) , when operably connected to said beam (300) , is configured to have a main direction of extension transversal to the longitudinal direction of said beam (300) .