CN104775703A - Door closer - Google Patents

Door closer Download PDF

Info

Publication number
CN104775703A
CN104775703A CN201410858414.8A CN201410858414A CN104775703A CN 104775703 A CN104775703 A CN 104775703A CN 201410858414 A CN201410858414 A CN 201410858414A CN 104775703 A CN104775703 A CN 104775703A
Authority
CN
China
Prior art keywords
door closer
lid
housing
maintaining segment
cage
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201410858414.8A
Other languages
Chinese (zh)
Other versions
CN104775703B (en
Inventor
B·韦尔纳
M·米勒
B·佩尔奇
H·阿尔贝
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Geze GmbH
Original Assignee
Geze GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Geze GmbH filed Critical Geze GmbH
Publication of CN104775703A publication Critical patent/CN104775703A/en
Application granted granted Critical
Publication of CN104775703B publication Critical patent/CN104775703B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F3/00—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices
    • E05F3/22—Additional arrangements for closers, e.g. for holding the wing in opened or other position
    • E05F3/227—Additional arrangements for closers, e.g. for holding the wing in opened or other position mounted at the top of wings, e.g. details related to closer housings, covers, end caps or rails therefor
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/10—Covers; Housings
    • E05Y2201/11—Covers
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2600/00—Mounting or coupling arrangements for elements provided for in this subclass
    • E05Y2600/40—Mounting location; Visibility of the elements
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2600/00—Mounting or coupling arrangements for elements provided for in this subclass
    • E05Y2600/50—Mounting methods; Positioning
    • E05Y2600/502—Clamping
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2600/00—Mounting or coupling arrangements for elements provided for in this subclass
    • E05Y2600/50—Mounting methods; Positioning
    • E05Y2600/52—Toolless
    • E05Y2600/53—Snapping

Landscapes

  • Pressure Vessels And Lids Thereof (AREA)

Abstract

The present invention relates to a door closer which includes a door closer housing which is further provided with a housing hole, the housing hole being closable by a lid, wherein the lid has an elastically deformable retaining section, the lid being clamped and/or tightened within a lid seat of the door closer housing.

Description

Door closer
Technical field
The present invention relates to a kind of door closer, this door closer has door closer housing, and this door closer housing has housing bore, and this housing bore is by covering closedown.
Background technology
Door closer is such as known with the form of upper door closer or lower door closer and for making door leaf automatically again cut out after it is opened and then decontrols.For this purpose, in door closer housing, be usually movably supported with a closing element, such as a closing axle, this closing element can be coupled with door leaf or affiliated doorframe.In addition, lay a door closer driver, such as door closer spring in door closer housing, this door closer driver provides closing forces.
When manufacturing door closer, the parts that be placed in door closer housing can be imported by housing bore.In addition, the inside of door closer housing is often filled with a kind of buffer fluid, and this can be undertaken by housing bore equally.Finally use cap seal closed shell body opening.This lid must regularly and lay if desired Fluid Sealing.Therefore, the lid of door closer housing can be tightened with screw thread and cage or fix with pin.But this is with relative high manufacture and assemble cost and be associated.
Summary of the invention
Task of the present invention is, a kind of door closer that can simply and at low cost manufacture, that have the reliable housing closed is described.
This task is solved by a kind of door closer with the feature of claim 1.
According to the present invention, lid has elastically deformable and/or resilient maintaining segment, described lid by this maintaining segment by clip and/or clamping or by clip and/or can be able to be clamped in the cage of door closer housing.This lid just can be laid in a straightforward manner and by clip and/or be clamped on housing bore while the corresponding power of applying during the manufacture of door closer.Do not need to use screwed tight troublesomely.Also without any need for additional retaining element, as screw, pin, bolt or dead ring, manufacturing cost can be reduced thus.Due to the elastic reaction of the maintaining segment of elastically deformable, cover and reliably remain on cage after putting into housing bore.Here, a special advantage is, the maintaining segment of elastically deformable relatively simply can design and correspondingly can manufacture simply.Such as can relate to by elastomeric material, the bar manufactured as steel plate, reed, flange or ring.Lid also can be manufactured by elastomeric material completely.The manufacture of door closer can clip and/or the lid that can be clamped in the cage of door closer housing greatly can be simplified due to one.
The scheme that further expands of the present invention illustrates in dependent claims, manual and accompanying drawing.
Principle can provide when needed except clip connects and/or clamping connects other connection, such as be threaded.But lid preferably connects by means of only clip and/or clamping connection remains in cage.That is, preferably do not arrange the connection of any additional screw, pin or dead ring lid is remained in cage.Can manufacturing cost be kept low especially thus.
Lid can have planar, the lid section of cover housing body opening, maintaining segment particularly extends in the circumferential along the edge of this lid section.The maintaining segment being arranged on all sides to be responsible in housing bore reliably this lid section fastening.Maintaining segment also can be configured to planar.Particularly, lid total structure can become the sheet-metal component of planar.The sheet-metal component of deep-draw can have bottom, sidewall and flange.Therefore, when the lid of deep-draw, bottom can form lid section, and sidewall forms maintaining segment together with flange.
In order to realize the maintenance effect optimized and sealing function if desired, maintaining segment can about lid section in the circumferential Perfect Ring construct around ground.
In addition, maintaining segment can comprise the flange sections extended radially outward from lid section.When lid is put in cage, flange sections is radially inwardly moved while lid elastic deformation, produces clamping action thus.When there is corresponding space in cage, flange sections is again radially moved and is therefore caused kayser or clip behind incoming terminal position.
Flange sections can be tilt relative to the face bearing of trend of lid section.This means, the face bearing of trend of flange sections is not into the angle of 0 °, angle yet not in 90 ° extension relative to the face bearing of trend of lid section, and tilt relative to the face bearing of trend of lid section, such as with between 10 ° to 80 °, especially between 30 ° to 60 °, the angle of special about 45 °.Particularly by hydraulic fluid in door closer housing in order to cushion that closing process causes, point to outside pressure act on cover time, this lid opens in cage due to the flange sections tilted, and confining force even also will be enhanced thus.
The special design scheme regulation of one of the present invention, flange sections comprises multiple kayser projection arranged that distributes in the circumferential, and these kaysers project through corresponding discontinuities or space is separated from each other.This kayser projection can realize especially simply lid clip or snap in cage.
According to another design scheme of the present invention, maintaining segment have around lid section edge ring around all sections, flange sections is radially stretched out from this week section.All sections like this can extend relative to the face formula of lid section and at least substantially extend at a right angle.When lid deep-draw manufactures, all sections can be consisted of sidewall.All sections can abut in, preferably abut in adhesively on the inner wall section of door closer housing, and improve maintenance and sealing function like this.
In addition, cage can be configured with at least one for engaging the receptacle of the maintaining segment of lid.Lid section can clip or snap in such receptacle.Alternatively, or additionally, receptacle can be used as the end stop when lid being put into cage and therefore contribute to simplifying assembling.Particularly, the correct location of the convenient lid of such end stop.As receptacle, particularly groove and/or convex shoulder can be provided with at door closer housing in the inner wall section of housing bore.Such groove or such convex shoulder particularly can be configured to Perfect Ring around.
Another embodiment of the present invention specifies, lid has Interference size relative to cage at least partly.Produce a kind of press-fit improving the maintenance of lid thus.Again improve sealing function.
Alternatively, or additionally can be provided with the potted component that potted component, the such as form that will clamp between lid with door closer housing are O shape ring.Sealing element can be arranged on according to the difference of design scheme and to cover or on cage before the final assembling of door closer housing.Multiple potted component can be provided with when needing.Can clip and/or the lid support that can clamp use the potted component that can clamp.
It is the maintaining segment of lid and in the groove set or specially as in potted component and the groove established that potted component can be arranged in door closer housing.In such groove, potted component was reliably maintained before door closer housing combines with lid.In addition, groove is responsible for all the time correctly location sealing element.Alternatively, or additionally, potted component also can be arranged on to be configured in and cover, in groove particularly in maintaining segment.
Potted component can particularly in the region of maintaining segment with lid mating reaction.Flexible maintaining segment just applies pressure to potted component thus contributes to enhanced leaktightness effect.
Lid can have the shape of alms bowl formula.This can realize especially simply constructing.
Preferably, lid is configured to deep-draw part.Contrary with cutting forming or casting method, deep-draw can realize especially simply, fast with the manufacture of low cost.Maintaining segment can easily be manufactured by deep-draw, such as, as sidewall and/or flange.
Lid and cage can by different material manufactures.This particularly can improve sealing function.Preferably, material considers that the sealing function that will realize is selected specially.
Door closer housing can have elongated shape, and wherein, hole is positioned on an end face of door closer housing.Lid just transversely can extend relative to the longitudinal axis of door closer housing.Closed housing bore can also be provided with on two end faces of an elongated door closer housing.Particularly door closer housing can be configured to the hydraulic cylinder of fill fluid, in this hydraulic cylinder, guide the moveable piston of a door closer driver.In this case, lid can be configured to cylinder cap.Particularly, lid can be circular, particularly orbicular in a top view.
In addition, the present invention relates to a kind of system and/or the equipment that comprise door closer housing and lid, wherein, described door closer housing has housing bore, this housing bore is closed by described cap seal, and described lid has the maintaining segment of elastically deformable, described lid by this maintaining segment by clip and/or be clamped in the cage of door closer housing.The scheme that further expands described both had related to according to door closer of the present invention, also related to according to system/device of the present invention.
Accompanying drawing explanation
Exemplarily with reference to accompanying drawing, the present invention is described below.
Fig. 1 is the partial sectional view of the door closer according to first embodiment of the invention.
Fig. 2 is the partial sectional view of the door closer according to second embodiment of the invention.
Fig. 3 is the partial sectional view of the door closer according to third embodiment of the invention.
Fig. 4 is the partial sectional view of the door closer according to four embodiment of the invention.
Fig. 5 is the phantom drawing of a lid, and this lid is used for the housing bore closing door closer housing shown in Figure 1.
Fig. 6 illustrates the lid according to Fig. 5 with another view.
Fig. 7 is the phantom drawing of a lid, and this lid arranges the housing bore being used for closing door closer housing shown in figure 2.
Fig. 8 illustrates the lid according to Fig. 7 with another view.
Detailed description of the invention
Only the door closer 11 shown in part can be configured to upper door closer or lower door closer and comprise an elongated door closer housing 13 in FIG, and in this door closer housing, rotatably support has unshowned, can be coupled with the door leaf of a pivoted door door closer axle.Door closer housing 13 forms a hydraulic cylinder of filling with buffer medium, in this hydraulic cylinder, guide a piston 17 that can overcome the pretightning force movement of door closer spring in room 15.One unshowned, engage with the tooth bar of piston 17 with the pinion that door closer axle is fixedly connected with, and this pinion is responsible for realizing the movement of piston 17 when door closer axle rotates and vice versa.
Door closer housing 13 has a housing bore 19 on a upper surface in FIG, and this housing bore is here circular corresponding to the cross section of interior room 15.Housing bore 19 is closed by a lid 21, and this lid remains in the cage 25 of door closer housing 13.Usually, the door closer 11 illustrated to be vertically oriented in FIG is flatly installed.
Lid 21 is configured to by elastomeric material, the deep-draw part be preferably made up of steel plate and correspondingly have the shape of alms bowl formula.Especially, that the bottom of the lid 21 of alms bowl formula forms a face formula, preferably smooth lid section 27, this lid section cover housing body opening 19.As particularly found out from the detailed drawing of the lid 21 according to Fig. 5 and 6, one around lid section 27 edge 28 around all sections 29 form one transverse to lid section 27 extend, become columnar sidewall here.From the top edge 30s in the drawings of all sections 29, a flange sections 31 is radially stretched out, and consists of in the embodiment that this flange sections is shown in Figure 1 multiple kayser protruding 33 arranged that distributes in the circumferential.These kaysers protruding 33 are by extending until the space 35 of all sections 29 is separated from each other accordingly.As shown in the figure, kayser projection 33 respectively relative to the face bearing of trend of lid section 27 be tilt.
In the inner wall section 37 of housing bore 19, inner first groove 39 outer second groove 40 parallel with it with one is configured with at door closer housing 13.Two grooves 39,40 in the circumferential Perfect Ring are formed around ground.The potted component 45 that a form is the O shape ring be made up of elastomeric material is being provided with in the inner groove 39 of interior room 15.The kayser projection 33 of lid 21 joins in the outer groove 40 away from interior room 15.In addition, potted component 45 is clamped between all sections 29 of lid 21 and inner wall section 37.Therefore, all sections 29 form a maintaining segment 47 together with kayser projection 33, and this maintaining segment extends along the edge 28 of lid section 27 in the circumferential.
Because lid 21 is by flexible resilient material manufacture in other words, so maintaining segment 47 can elastic deformation.Therefore lid 21 can be imported in housing bore 19 along installation direction M, wherein, kayser projection 33 radially curves inwardly.Once kayser projection 33 has reached outer groove 40, these kaysers projection to be just snapped in this outer groove and lid 21 has fixedly been remained in cage 25.Meanwhile, all sections 29 extrude the potted component 45 against being arranged in inner groove 39, make laying of the Fluid Sealing ensureing lid 21.As a result, cover to connect in 21 clips to cage 25 and by means of only clip and remain in a fluid tight manner in cage 25.
Fig. 2 illustrates the second embodiment of the present invention, and this second embodiment and the embodiment shown in Fig. 1 similarly manufacture, and therefore the component of phase same-action illustrates with identical Reference numeral.But the maintaining segment 47 ' of the lid 21 ' illustrated separately in figures 7 and 8 does not have kayser projection.But the flange sections 31 ' of maintaining segment 47 ' the in the circumferential complete top edge 30 around all sections 29 constructs around ground.In addition, be only configured with in the region of the inherent cage 25 ' of inner wall section 37 ' one single, here relative to the groove 50 of outer groove 40 broadening shown in Figure 1.In the lower area of the groove 50 of this broadening, be provided with a potted component 45, sealing element is configured in addition as the potted component that composition graphs 1 illustrates.Therefore, potted component 45 is directly adjacent with flange sections 31 '.
In the 3rd embodiment shown in Figure 3 of the present invention, the flange sections 31 ' of maintaining segment 47 ' equally in the circumferential Perfect Ring constructs around ground.Also a single groove 50 is only configured with, this groove not broadening here in inner wall section 37 '.The lid 21 ' of lid 21 ' in principle and shown in Fig. 2, Fig. 7 and Fig. 8 manufactures equally, except it has an all section 29 shortened.In addition, lid 21 ' has Interference size 51 relative to the bottom portion of groove 51 of groove 50, and lid 21 ' is remained in door closer housing 13 by press-fit.Enough sealing functions are responsible in this press-fit, thus can abandon independent potted component.In addition, sealing function is strengthened in the following way, that is, cover 21 ' and inner wall section 37 ' by material manufacture that is different, that select specially about sealing function.When the fluid existed in interior room 15 applies pressure against installation direction M to lid 21 ', flange sections 31 ' opens up in groove 50, makes to strengthen further keeping and sealing function.That is, according in the embodiment of Fig. 3, lid 21 ' is both connected by clip, also connected by clamping and remains in the cage 25 ' of door closer housing 13.
Fig. 4 illustrates the 4th embodiment of the present invention, in the 4th embodiment, replaces one or two groove, at inner wall section 37 " in be configured with one tilt extend convex shoulder 55.Lid 21 " in this design scheme, not there is all sections.In other words, the flange sections 31 ' that also Perfect Ring constructs around ground in the circumferential is directly stretched out from the edge 28 of lid section 27.Lid 21 " relative to the inner wall section 37 of door closer housing 13 " there is Interference size, make lid 21 " as being remained in door closer housing 13 by press-fit according in the embodiment of Fig. 3.This press-fit is not only responsible for so outstanding sealing function, makes it possible to abandon independent potted component, and this be press-fitted in keep lid 21 without kayser here " fixing.That is, flange sections 31 ' self forms the maintaining segment 47 of an elastically deformable here ".In embodiment shown in Figure 4, sealing function is also strengthened in the following way, that is, cover 21 " and inner wall section 37 " by material manufacture that is different, that select specially about sealing function.When the fluid existed in interior room 15 against installation direction M to lid 21 " apply pressure time, flange sections 31 ' opens up into inner wall section 37 " material in, make to improve further to keep and sealing function.In the embodiment according to figure 4,21 are covered " thus remain on the cage 25 of door closer housing 13 by means of only clamping connects " in.
Can clip and/or the lid that can clamp have the following advantages relative to screwed tight or with the lid tool that pin is fixing, that is, not only install and be simplified, and independent immobilising device can also be abandoned completely in addition.In addition, as metal sheet and the manufacture that particularly can realize special low cost as the embodiment of deep-draw part.
Reference numerals list
11 door closers
13 door closer housings
Room in 15
17 pistons
19 housing bores
21,21 ', 21 " cover
25,25 ', 25 " cage
27 lid sections
28 edges
29 weeks sections
30 edges
31,31 ' flange sections
33 kaysers are protruding
35 spaces
37,37 ', 37 " inner wall section
39 inner grooves
40 outer grooves
45 potted components
47,47 ', 47 " maintaining segment
50 single grooves
51 bottom portion of groove
55 convex shoulders
M installation direction

Claims (18)

1. door closer (11), there is door closer housing (13), this door closer housing has housing bore (19), this housing bore is closed by lid (21,21 ', 21 "); it is characterized in that; described lid (21,21 ', 21 ") has the maintaining segment (47,47 ', 47 ") of elastically deformable, and described lid (21,21 ', 21 ") is by this maintaining segment (47,47 ', 47 ") clip and/or be clamped in the cage (25,25 ', 25 ") of door closer housing (13).
2. door closer according to claim 1, is characterized in that, described lid (21,21 ', 21 ") connects by means of only clip and/or clamping connects and remain in cage (25,25 ', 25 ").
3. door closer according to claim 1 and 2, it is characterized in that, described lid (21,21 ', 21 ") have planar, the lid section (27) of cover housing body opening (19), maintaining segment (47,47 ', 47 ") extends along the edge (28) of this lid section.
4. door closer according to claim 3, is characterized in that, described maintaining segment (47 ', 47 ") relative to lid section (27) in the circumferential Perfect Ring form around ground.
5. the door closer according to claim 3 or 4, is characterized in that, and described maintaining segment (47,47 ', 47 ") comprise the flange sections (31,31 ') extended radially outward from lid section (27).
6. door closer according to claim 5, is characterized in that, described flange sections (31,31 ') is tilt relative to the face bearing of trend of lid section (27).
7. the door closer according to claim 5 or 6, it is characterized in that, described flange sections (31) comprises multiple kayser projection (33) arranged that distributes in the circumferential, and these kaysers project through corresponding discontinuities or space (35) are separated from each other.
8. according to the door closer one of claim 5 to 7 Suo Shu, it is characterized in that, described maintaining segment (47,47 ') have around lid section (27) edge (28) around all sections (29), described flange sections (31,31 ') from this week section (29) radially stretch out.
9. according to the door closer one of the claims Suo Shu, it is characterized in that, described cage (25,25 ', 25 ") being configured with at least one for engaging the receptacle (40,50,55) of the maintaining segment (47,47 ', 47 ") of lid (21,21 ', 21 ").
10. door closer according to claim 9, it is characterized in that, as receptacle, in the inner wall section (37,37 ', 37 ") of the encirclement housing bore (19) of described door closer housing (13), be provided with groove (40,50) and/or convex shoulder (55).
11., according to the door closer one of the claims Suo Shu, is characterized in that, described lid (21,21 ', 21 ") has Interference size relative to cage (25,25 ', 25 ") at least partly.
12., according to the door closer one of the claims Suo Shu, is characterized in that, are provided with the potted component (45) that will be clamped between described lid (21,21 ') and described door closer housing (13).
13. door closers according to claim 12, it is characterized in that, described potted component (45) be arranged in door closer housing (13) for cover (21 ') maintaining segment (47 ') and in the groove (50) set or specially as in potted component (45) and the groove (39) established.
14. door closers according to claim 12 or 13, is characterized in that, described potted component (45) in the region of maintaining segment (47 ') with lid (21 ') mating reaction.
15., according to the door closer one of the claims Suo Shu, is characterized in that, described lid (21,21 ', 21 ") has the shape of alms bowl formula.
16., according to the door closer one of the claims Suo Shu, is characterized in that, and described lid (21,21 ', 21 ") be configured to deep-draw part.
17., according to the door closer one of the claims Suo Shu, is characterized in that, described lid (21,21 ', 21 ") and described cage (25,25 ', 25 ") by different material manufactures.
18., according to the door closer one of the claims Suo Shu, is characterized in that, described door closer housing (13) has elongated shape, and wherein, described hole (19) are positioned on the end face of door closer housing (13).
CN201410858414.8A 2013-12-19 2014-12-19 Door closer Active CN104775703B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102013022159.5A DE102013022159B3 (en) 2013-12-19 2013-12-19 door closers
DE102013022159.5 2013-12-19

Publications (2)

Publication Number Publication Date
CN104775703A true CN104775703A (en) 2015-07-15
CN104775703B CN104775703B (en) 2017-04-12

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ID=51899690

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410858414.8A Active CN104775703B (en) 2013-12-19 2014-12-19 Door closer

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Country Link
EP (1) EP2886768A1 (en)
CN (1) CN104775703B (en)
DE (1) DE102013022159B3 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL233995B1 (en) * 2018-01-29 2019-12-31 WALA Spólka z ograniczona odpowiedzialnoscia Cap of a pipe section, and preferably of the pipe handrail
DE102018114267A1 (en) * 2018-06-14 2019-12-19 Thyssenkrupp Ag Electromechanical power steering with a helical gear and a gear housing

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Publication number Priority date Publication date Assignee Title
US1837345A (en) * 1930-08-06 1931-12-22 Niles Steel Products Company Closure for cylindrical members
EP0698544A1 (en) * 1994-08-25 1996-02-28 Knorr-Bremse Systems for Commercial Vehicles Limited Plugs for apertures
CN1413887A (en) * 2001-09-10 2003-04-30 大电株式会社 Closure structure with stopper
CN1918351A (en) * 2004-01-21 2007-02-21 多玛两合有限公司 End cap
CN102947528A (en) * 2010-06-24 2013-02-27 多玛两合有限公司 Door operator and method for producing same
CN102985631A (en) * 2010-07-01 2013-03-20 多玛两合有限公司 Sealing plug
CN103867059A (en) * 2012-12-07 2014-06-18 多玛两合有限公司 Method for sealing an opening in a body, in particular in a door actuator

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Publication number Priority date Publication date Assignee Title
GB1207843A (en) * 1967-08-05 1970-10-07 John Brown A new or improved door closer
DE2454078A1 (en) * 1973-11-14 1975-05-15 United Carr Ltd PLUG FOR CLOSING AN OPENING IN A PANEL-SHAPED COMPONENT
US4475737A (en) * 1982-05-14 1984-10-09 Dana Corporation Slip spline sealing plug
US5924321A (en) * 1997-04-29 1999-07-20 Mercury Products Corp. Core plug formation die apparatus and method of manufacturing a core plug

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1837345A (en) * 1930-08-06 1931-12-22 Niles Steel Products Company Closure for cylindrical members
EP0698544A1 (en) * 1994-08-25 1996-02-28 Knorr-Bremse Systems for Commercial Vehicles Limited Plugs for apertures
CN1413887A (en) * 2001-09-10 2003-04-30 大电株式会社 Closure structure with stopper
CN1918351A (en) * 2004-01-21 2007-02-21 多玛两合有限公司 End cap
CN102947528A (en) * 2010-06-24 2013-02-27 多玛两合有限公司 Door operator and method for producing same
CN102985631A (en) * 2010-07-01 2013-03-20 多玛两合有限公司 Sealing plug
CN103867059A (en) * 2012-12-07 2014-06-18 多玛两合有限公司 Method for sealing an opening in a body, in particular in a door actuator

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Publication number Publication date
EP2886768A1 (en) 2015-06-24
CN104775703B (en) 2017-04-12
DE102013022159B3 (en) 2014-12-04

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