CN109209095A - A kind of hand crank arm type window opener - Google Patents
A kind of hand crank arm type window opener Download PDFInfo
- Publication number
- CN109209095A CN109209095A CN201811368973.5A CN201811368973A CN109209095A CN 109209095 A CN109209095 A CN 109209095A CN 201811368973 A CN201811368973 A CN 201811368973A CN 109209095 A CN109209095 A CN 109209095A
- Authority
- CN
- China
- Prior art keywords
- multiple groups
- transmission shaft
- crank
- plate
- window frame
- 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
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 61
- 238000009434 installation Methods 0.000 claims description 13
- 238000010276 construction Methods 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000779 smoke Substances 0.000 description 1
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
- E05F11/00—Man-operated mechanisms for operating wings, including those which also operate the fastening
- E05F11/02—Man-operated mechanisms for operating wings, including those which also operate the fastening for wings in general, e.g. fanlights
- E05F11/08—Man-operated mechanisms for operating wings, including those which also operate the fastening for wings in general, e.g. fanlights with longitudinally-moving bars guided, e.g. by pivoted links, in or on the frame
- E05F11/10—Mechanisms by which a handle moves the bar
-
- 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
- E05F11/00—Man-operated mechanisms for operating wings, including those which also operate the fastening
- E05F11/02—Man-operated mechanisms for operating wings, including those which also operate the fastening for wings in general, e.g. fanlights
- E05F11/34—Man-operated mechanisms for operating wings, including those which also operate the fastening for wings in general, e.g. fanlights with screw mechanisms
-
- 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
- E05F17/00—Special devices for shifting a plurality of wings operated simultaneously
-
- 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
- E05F17/00—Special devices for shifting a plurality of wings operated simultaneously
- E05F2017/008—Special devices for shifting a plurality of wings operated simultaneously for swinging wings
Landscapes
- Wing Frames And Configurations (AREA)
Abstract
The present invention relates to the technical fields of window opener auxiliary equipment to process more particularly to a kind of hand crank arm type window opener without customizing to the first crank, the second crank of multiple groups and transmission shaft, can be adapted for various sizes of window frame and sash, reduces and use limitation；And the position of the first crank and the second crank can be adjusted when there is error, improve use reliability；Including window frame, transmission shaft, rocker actuator, the first crank, the second crank of hinge bar, multiple groups push rod and multiple groups, the inside of window frame is equipped with multiple groups sash；It further include fixing piece and connector, fixing piece includes fixed plate, fixing sleeve and several tap bolts, connector includes casing and fixing bolt, the axial direction of the outer lateral edge transmission shaft of transmission shaft is provided with strip groove, casing is set in the outside of transmission shaft, and threaded hole is provided on casing, screw rod one end spiral shell of fixing bolt is filled across threaded hole and is inserted into strip groove.
Description
Technical field
The present invention relates to the technical fields of window opener auxiliary equipment, more particularly to a kind of hand crank arm type window opener.
Background technique
It is well known that hand crank arm type window opener is a kind of auxiliary tool for being opened and closed to window,
Warehouse, fire control smoke exhausting window field in be widely used in a variety of applications；Existing hand crank arm type window opener includes window frame, transmission
Axis, rocker actuator, the first crank, the second crank of hinge bar, multiple groups push rod and multiple groups, the inside of window frame are equipped with multiple groups sash,
Transmission shaft is pivotally mounted to the front end of window frame, and rocker actuator is installed on the front end of window frame, one end of the first crank and transmission shaft
It is fixedly connected, the other end of the first crank and the end of hinge bar are hinged, and the one end of hinge bar far from the first crank and rocking bar fill
The output end set is hinged, and one end of the second crank of multiple groups is fixedly connected with transmission shaft, the other end difference of the second crank of multiple groups
Hinged with the end of multiple groups push rod, the one end of multiple groups push rod far from the second crank is hinged with the front bottom end of multiple groups sash respectively；
Existing hand crank arm type window opener drives the end of hinge bar mobile in use, passing through rotating rocker device, passes through hinge bar
Drive the one end of the first crank far from transmission shaft mobile, to rotate to transmission shaft, transmission shaft drives the second crank of multiple groups
Certain angle is rotated, sash is turned on or off by the second crank of multiple groups by multiple groups push rod；Existing hand crank arm type is opened
It is found in window device use, the first crank and the second crank of multiple groups and transmission shaft customization are processed, it is caused to be only applicable to specific dimensions
Window frame and sash, cause higher using limitation；And once there is scale error and will result in entire window opener can not making
With the case where, cause use reliability lower.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of be not necessarily to the first crank, the second crank of multiple groups and transmission shaft
Customization processing, can be adapted for various sizes of window frame and sash, reduces and uses limitation；And it can be right when there is error
The position of first crank and the second crank is adjusted, and improves the hand crank arm type window opener of use reliability.
A kind of hand crank arm type window opener of the invention, including it is window frame, transmission shaft, rocker actuator, the first crank, hinged
The second crank of bar, multiple groups push rod and multiple groups, the inside of window frame is equipped with multiple groups sash；It further include fixing piece and connector, it is described
Fixing piece includes fixed plate, fixing sleeve and several tap bolts, and several fixed holes are provided in the fixed plate, described several
Tap bolt is each passed through several fixed holes and is screw-inserted into window frame from the front end of window frame, and the fixing sleeve is fixedly installed in
The front end of fixed plate, the transmission shaft are installed on the front end of window frame after fixing sleeve described in multiple groups, and the connector includes set
Pipe and fixing bolt, the axial direction of the outer lateral edge transmission shaft of the transmission shaft are provided with strip groove, and described sleeve pipe is set in transmission shaft
Outside, and threaded hole is provided on casing, screw rod one end spiral shell of the fixing bolt fills across threaded hole and is inserted into item
In shape slot, the connector is provided with multiple groups, and first crank and the second crank of multiple groups are fixed with multiple groups described sleeve pipe respectively
Connection, the one end of one end of the hinge bar with the first crank far from transmission shaft is hinged, the other end and rocker actuator of hinge bar
Output end it is hinged, one end of the multiple groups push rod is hinged with the one end of the second crank of multiple groups far from transmission shaft respectively, and multiple groups push away
The other end of bar is hinged with the front end of multiple groups sash respectively.
A kind of hand crank arm type window opener of the invention, the rocker actuator include support plate, screwed pipe, threaded rod and shake
Bar, the support plate are installed on the front end of window frame, and installation through-hole up and down is provided in the middle part of support plate, the peace
Ball bearing is fixedly installed in dress through-hole, the top of the bottom end self-supporting slab of the screwed pipe passes through ball bearing to support plate
Lower section, the threaded rod bottom end insertion and spiral shell be filled to inside the top of screwed pipe, the rocking bar is installed on the bottom of screwed pipe
End, the phrase of the hinge bar and the top of threaded rod are hinged.
A kind of hand crank arm type window opener of the invention, the rocking bar are folding structure.
A kind of hand crank arm type window opener of the invention, further includes left supported plate, right supported plate and securing plate, the left supported plate and
The bottom end of right supported plate is connect with the left and right side on support plate top respectively, the top of left supported plate and right supported plate respectively with securing plate
The left and right side of bottom end connects, and is provided with fixation hole in the middle part of the securing plate, and the top of the screwed pipe is from securing plate
Bottom end is across fixation hole to the top of securing plate, and the lateral wall of screwed pipe is contacted with the side wall of fixation hole.
A kind of hand crank arm type window opener of the invention, the left back end on the support plate top and right rear end and support plate
The left back end of bottom end and right rear end are provided with mounting plate, and are provided with mounting hole on a mounting board, and the support plate passes through four
The group mounting plate and screw are coupled in the front end of window frame.
A kind of hand crank arm type window opener of the invention, screw rod one end of the multiple groups fixing bolt are separate with strip groove
One end of notch is adjacent to.
A kind of hand crank arm type window opener of the invention, the sash can be upper open type, bottom-open type and middle open type.
A kind of hand crank arm type window opener of the invention, the fixing sleeve positioned at both ends of the drive shaft are enclosed construction.
Compared with prior art the invention has the benefit that before transmission shaft is installed on window frame by multiple groups fixing piece
End, can be adjusted according to installation site of the width of window frame and sash to fixing piece, bent by first by multiple groups connector
Handle and the second crank of multiple groups and transmission axis connection, can be adjusted the installation site of the second crank of the first crank and multiple groups,
It is processed without being customized to the first crank, the second crank of multiple groups and transmission shaft, can be adapted for various sizes of window frame and sash, dropped
It is low to use limitation；When there is error, by unscrewing fixing bolt, then the position to casing on transmission shaft is adjusted
Section, is being fixed casing and transmission shaft by fixing bolt, so that the position of the first crank and the second crank be adjusted, is grasped
Make simple and practical, raising use reliability.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the planar structure schematic diagram at rocker actuator of the present invention；
Fig. 3 is the cross section structure schematic diagram of fixing piece of the present invention；
Fig. 4 is the cross section structure schematic diagram of connecting line of the present invention and transmission axis connection；
It is attached marked in the figure: 1, window frame；2, transmission shaft；3, the first crank；4, hinge bar；5, push rod；6, the second crank；7, window
Fan；8, fixing piece；9, connector；10, fixed plate；11, fixing sleeve；12, tap bolt；13, casing；14, fixing bolt；15,
Strip groove；16, support plate；17, screwed pipe；18, threaded rod；19, rocking bar；20, ball bearing；21, left supported plate；22, right supported plate；
23, securing plate；24, mounting plate；25, mounting hole.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below
Example is not intended to limit the scope of the invention for illustrating the present invention.
As shown in Figures 1 to 4, the hand crank arm type window opener of kind of the invention, including window frame 1, transmission shaft 2, rocker actuator,
First crank 3, hinge bar 4, multiple groups push rod 5 and the second crank of multiple groups 6, the inside of window frame 1 is equipped with multiple groups sash 7；Further include
Fixing piece 8 and connector 9, fixing piece 8 include fixed plate 10, fixing sleeve 11 and several tap bolts 12, are arranged in fixed plate 10
There are several fixed holes, several tap bolts 12 are each passed through several fixed holes and are screw-inserted into window frame 1 from the front end of window frame 1
In, fixing sleeve 11 is fixedly installed in the front end of fixed plate 10, before transmission shaft 2 is installed on window frame 1 after multiple groups fixing sleeve 11
End, connector 9 include casing 13 and fixing bolt 14, and the axial direction of the outer lateral edge transmission shaft 2 of transmission shaft 2 is provided with strip groove 15,
Casing 13 is set in the outside of transmission shaft 2, and threaded hole is provided on casing 13, and screw rod one end spiral shell dress of fixing bolt 14 is worn
Cross threaded hole and be inserted into strip groove 15, connector 9 is provided with multiple groups, the first crank 3 and the second crank of multiple groups 6 respectively with it is more
Group casing 13 be fixedly connected, one end of hinge bar 4 and first one end of crank 3 far from transmission shaft 2 are hinged, hinge bar 4 it is another
Hold it is hinged with the output end of rocker actuator, one end of multiple groups push rod 5 respectively with 6 one end far from transmission shaft 2 of the second crank of multiple groups
Hingedly, the other end of multiple groups push rod 5 is hinged with the front end of multiple groups sash 7 respectively；Transmission shaft is installed on by multiple groups fixing piece
The front end of window frame can be adjusted according to installation site of the width of window frame and sash to fixing piece, pass through multiple groups connector
By the first crank and the second crank of multiple groups and transmission axis connection, can installation site to the second crank of the first crank and multiple groups into
Row adjust, without to the first crank, the second crank of multiple groups and transmission shaft customize process, can be adapted for various sizes of window frame and
Sash reduces and uses limitation；When there is error, by the way that fixing bolt is unscrewed, the then position to casing on transmission shaft
Set and be adjusted, fixed casing and transmission shaft by fixing bolt, thus to the position of the first crank and the second crank into
Row is adjusted, easy to operate practical, improves use reliability.
A kind of hand crank arm type window opener of the invention, rocker actuator include support plate 16, screwed pipe 17,18 and of threaded rod
Rocking bar 19, support plate 16 is installed on the front end of window frame 1, and the middle part of support plate 16 is provided with installation through-hole up and down,
Be fixedly installed with ball bearing 20 in installation through-hole, the top of the bottom end self-supporting slab 16 of screwed pipe 17 pass through ball bearing 20 to
The lower section of support plate 16, simultaneously spiral shell is filled to inside the top of screwed pipe 17 for the bottom end insertion of threaded rod 18, and rocking bar 19 is installed on screw thread
The top of the bottom end of pipe 17, the phrase and threaded rod 18 of hinge bar 4 is hinged；Rotated threaded tubular is driven by rotating rocker, is passed through
The cooperation of screwed pipe and threaded rod makes threaded rod rise or decline, and the top of threaded rod passes through hinge bar and drives the first crank edge
The diameter of axle of transmission shaft rotates, so that transmission shaft is driven to rotate, it is easy to operate, improve use reliability.
A kind of hand crank arm type window opener of the invention, rocking bar 19 are folding structure；Rocking bar can usually be folded,
Occupied space is reduced, when use, which can fold rocking bar, use, and practicability is improved.
A kind of hand crank arm type window opener of the invention, further includes left supported plate 21, right supported plate 22 and securing plate 23, left supported plate
21 and the bottom end of right supported plate 22 connect respectively with the left and right side on 16 top of support plate, the top of left supported plate 21 and right supported plate 22
It is connect respectively with the left and right side of 23 bottom end of securing plate, the middle part of securing plate 23 is provided with fixation hole, the top of screwed pipe 17
Fixation hole is passed through to the top of securing plate 23 from the bottom end of securing plate 23, and the side wall of the lateral wall of screwed pipe 17 and fixation hole
Contact；Screwed pipe is reinforced by securing plate, improves the stability of screwed pipe and threaded rod entirety, it is convenient to hinge bar
End is drawn, and practicability is improved.
A kind of hand crank arm type window opener of the invention, the left back end on 16 top of support plate and right rear end and support plate 16
The left back end of bottom end and right rear end are provided with mounting plate 24, and mounting hole 25 is provided on mounting plate 24, and support plate 16 is logical
Cross being coupled in the front end of window frame 1 of four groups of mounting plates 24 and screw；Support plate is installed on window frame by four groups of mounting plates
Front end facilitates installation, guarantees the fastness of support plate.
A kind of hand crank arm type window opener of the invention, screw rod one end of multiple groups fixing bolt 14 are separate with strip groove 15
One end of notch is adjacent to；It can prevent that opposite sliding occurs between casing and transmission shaft, improve practicability.
A kind of hand crank arm type window opener of the invention, sash 7 can be upper open type, bottom-open type and middle open type；It is suitable for
The sash that different form is opened, can once open and close multiple groups sash, improve practicability.
A kind of hand crank arm type window opener of the invention, the fixing sleeve 11 positioned at 2 both ends of transmission shaft are enclosed construction；It is logical
It crosses and the fixing sleeve of both ends of the drive shaft is arranged to enclosed construction, prevent transmission shaft along its axially displaced situation.
Of the invention, at work, before completing above-mentioned movement, it is moved into the position of user's needs first,
Transmission shaft is installed on to the front end of window frame by multiple groups fixing piece, it can installation according to the width of window frame and sash to fixing piece
Position is adjusted, can be to the first song by multiple groups connector by the first crank and the second crank of multiple groups and transmission axis connection
The installation site of the second crank of handle and multiple groups is adjusted, without adding to the customization of the first crank, the second crank of multiple groups and transmission shaft
Work can be adapted for various sizes of window frame and sash, reduces and uses limitation；When there is error, by by fixing bolt
It unscrews, then the position to casing on transmission shaft is adjusted, casing and transmission shaft are being fixed by fixing bolt, thus
The position of first crank and the second crank is adjusted, it is easy to operate practical, use reliability is improved, rotating rocker band is passed through
Dynamic rotated threaded tubular makes threaded rod rise or decline by the cooperation of screwed pipe and threaded rod, and the top of threaded rod passes through hinge
Extension bar drives the first crank to rotate along the diameter of axle of transmission shaft, so that transmission shaft is driven to rotate, it is easy to operate, it usually can be by rocking bar
It folds, reduces occupied space, when use, which can fold rocking bar, to carry out using being reinforced, mentioned to screwed pipe by securing plate
The stability of high screwed pipe and threaded rod entirety, convenient to draw to the end of hinge bar, support plate passes through four groups of mounting plates
It is installed on the front end of window frame, facilitates installation, guarantees the fastness of support plate, this window opener is suitable for the window that different form is opened
Fan, can once open and close multiple groups sash, practicability be improved, by the way that the fixing sleeve of both ends of the drive shaft to be arranged to seal
Closed type structure prevents transmission shaft along its axially displaced situation.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvements and modifications, these improvements and modifications can also be made
Also it should be regarded as protection scope of the present invention.
Claims (8)
1. a kind of hand crank arm type window opener, including window frame (1), transmission shaft (2), rocker actuator, the first crank (3), hinge bar
(4), multiple groups push rod (5) and the second crank of multiple groups (6), the inside of window frame (1) are equipped with multiple groups sash (7)；It is characterized in that, also
Including fixing piece (8) and connector (9), the fixing piece (8) includes fixed plate (10), fixing sleeve (11) and several tap bolts
(12), several fixed holes are provided on the fixed plate (10), several tap bolts (12) are each passed through several fixations
Through-hole is simultaneously screw-inserted into window frame (1) from the front end of window frame (1), before the fixing sleeve (11) is fixedly installed in fixed plate (10)
End, the transmission shaft (2) are installed on the front end of window frame (1) after fixing sleeve (11) described in multiple groups, and the connector (9) includes
The axial direction of casing (13) and fixing bolt (14), the outer lateral edge transmission shaft (2) of the transmission shaft (2) is provided with strip groove (15),
Described sleeve pipe (13) is set in the outside of transmission shaft (2), and threaded hole is provided on casing (13), the fixing bolt (14)
Screw rod one end spiral shell dress across threaded hole and be inserted into strip groove (15), the connector (9) is provided with multiple groups, described first
Crank (3) and the second crank of multiple groups (6) are fixedly connected with multiple groups described sleeve pipe (13) respectively, one end of the hinge bar (4) with
The one end of first crank (3) far from transmission shaft (2) is hinged, and the other end of hinge bar (4) and the output end of rocker actuator are hinged, institute
It is hinged to state the one end of one end of multiple groups push rod (5) respectively with the second crank of multiple groups (6) far from transmission shaft (2), multiple groups push rod (5)
The other end is hinged with the front end of multiple groups sash (7) respectively.
2. a kind of hand crank arm type window opener as described in claim 1, which is characterized in that the rocker actuator includes support plate
(16), screwed pipe (17), threaded rod (18) and rocking bar (19), the support plate (16) is installed on the front end of window frame (1), and is propping up
It is provided with installation through-hole up and down in the middle part of fagging (16), ball bearing (20) are fixedly installed in the installation through-hole,
The top of the bottom end self-supporting slab (16) of the screwed pipe (17) passes through the lower section of ball bearing (20) to support plate (16), described
Simultaneously spiral shell is filled to inside the top of screwed pipe (17) for the bottom end insertion of threaded rod (18), and the rocking bar (19) is installed on screwed pipe (17)
Bottom end, the top of the phrase and threaded rod (18) of the hinge bar (4) is hinged.
3. a kind of hand crank arm type window opener as claimed in claim 2, which is characterized in that the rocking bar (19) is folding
Structure.
4. a kind of hand crank arm type window opener as claimed in claim 3, which is characterized in that further include left supported plate (21), right branch
The bottom end of plate (22) and securing plate (23), the left supported plate (21) and right supported plate (22) left side with support plate (16) top respectively
It being connected with right side, the top of left supported plate (21) and right supported plate (22) is connect with the left and right side of securing plate (23) bottom end respectively,
Fixation hole is provided in the middle part of the securing plate (23), the top of the screwed pipe (17) passes through solid from the bottom end of securing plate (23)
Determine the top in hole to securing plate (23), and the lateral wall of screwed pipe (17) is contacted with the side wall of fixation hole.
5. a kind of hand crank arm type window opener as claimed in claim 4, which is characterized in that the left side on support plate (16) top
The left back end and right rear end of rear end and right rear end and support plate (16) bottom end are provided with mounting plate (24), and in mounting plate
(24) be provided on mounting hole (25), the support plate (16) by mounting plate (24) described in four groups and screw be coupled in
The front end of window frame (1).
6. a kind of hand crank arm type window opener as claimed in claim 5, which is characterized in that the multiple groups fixing bolt (14)
Screw rod one end is adjacent to strip groove (15) far from one end of notch.
7. a kind of hand crank arm type window opener as claimed in claim 6, which is characterized in that the sash (7) can be above to open
Formula, bottom-open type and middle open type.
8. a kind of hand crank arm type window opener as claimed in claim 7, which is characterized in that be located at consolidating for transmission shaft (2) both ends
Fixed set (11) is enclosed construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811368973.5A CN109209095B (en) | 2018-11-16 | 2018-11-16 | Hand crank arm type window opener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811368973.5A CN109209095B (en) | 2018-11-16 | 2018-11-16 | Hand crank arm type window opener |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109209095A true CN109209095A (en) | 2019-01-15 |
| CN109209095B CN109209095B (en) | 2024-05-03 |
Family
ID=64995649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811368973.5A Active CN109209095B (en) | 2018-11-16 | 2018-11-16 | Hand crank arm type window opener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109209095B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB188560A (en) * | 1921-12-08 | 1922-11-16 | William Francis Ward | Improvements in apparatus for opening and closing windows |
| CN2752401Y (en) * | 2004-12-13 | 2006-01-18 | 英伟明 | Link rod opening window device |
| JP2010255350A (en) * | 2009-04-28 | 2010-11-11 | Nakanishi Metal Works Co Ltd | Opening/closing mechanism for awning window or the like, and awning window using this |
| CN206385977U (en) * | 2016-08-31 | 2017-08-08 | 广州市广迈智能科技有限公司 | Crank arm window opener |
| CN209723995U (en) * | 2018-11-16 | 2019-12-03 | 苏州朗固智能科技有限公司 | A kind of hand crank arm type window opener |
-
2018
- 2018-11-16 CN CN201811368973.5A patent/CN109209095B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB188560A (en) * | 1921-12-08 | 1922-11-16 | William Francis Ward | Improvements in apparatus for opening and closing windows |
| CN2752401Y (en) * | 2004-12-13 | 2006-01-18 | 英伟明 | Link rod opening window device |
| JP2010255350A (en) * | 2009-04-28 | 2010-11-11 | Nakanishi Metal Works Co Ltd | Opening/closing mechanism for awning window or the like, and awning window using this |
| CN206385977U (en) * | 2016-08-31 | 2017-08-08 | 广州市广迈智能科技有限公司 | Crank arm window opener |
| CN209723995U (en) * | 2018-11-16 | 2019-12-03 | 苏州朗固智能科技有限公司 | A kind of hand crank arm type window opener |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109209095B (en) | 2024-05-03 |
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