CN109282204A - A kind of lamps and lanterns that can be moved on suspention supporting element - Google Patents
A kind of lamps and lanterns that can be moved on suspention supporting element Download PDFInfo
- Publication number
- CN109282204A CN109282204A CN201811126491.9A CN201811126491A CN109282204A CN 109282204 A CN109282204 A CN 109282204A CN 201811126491 A CN201811126491 A CN 201811126491A CN 109282204 A CN109282204 A CN 109282204A
- Authority
- CN
- China
- Prior art keywords
- idler wheel
- supporting element
- procapsid
- wheel
- back casing
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
- F21S8/06—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/14—Adjustable mountings
- F21V21/15—Adjustable mountings specially adapted for power operation, e.g. by remote control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/34—Supporting elements displaceable along a guiding element
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses a kind of lamps and lanterns that can be moved on suspention supporting element, including running gear and the lamp body being connected on running gear, running gear includes procapsid and back casing, cavity is formed between procapsid and back casing, positioning plate is equipped between procapsid and back casing, left wheel and right idler wheel are rotatably connected on positioning plate, driving motor is additionally provided on positioning plate, left wheel is equipped with groove A, right idler wheel is equipped with groove B, left redundant idler wheel is rotatably connected between procapsid and back casing and positioned at left wheel side, right redundant idler wheel is rotatably connected between procapsid and back casing and positioned at right wheels side, locked component is additionally provided between procapsid and back casing, the PCB control circuit board being electrically connected with driving motor and locked component is additionally provided between procapsid and back casing；When needing to overhaul lamp body, can by it is wired or wirelessly by PCB control circuit board control lamps and lanterns be moved to suspention supporting element end, facilitate maintenance personal to overhaul.
Description
[technical field]
The present invention relates to field of light fittings, specifically a kind of lamps and lanterns that can be moved on suspention supporting element.
[background technique]
In the places such as factory or stage, because roof is relatively high, for illuminating effect, it is common practice in wall
Horizontal rope is set on body or column, then several lamps are mounted on rope, in this way, lamp installation side
Just also it is well positioned to meet the requirement of illumination.Because lamps and lanterns are suspended on rope, this brings a great deal of trouble to the maintenance of lamps and lanterns.
The present invention is to research and propose in view of the deficiencies of the prior art.
[summary of the invention]
The technical problem to be solved in the present invention is to provide a kind of lamps and lanterns that can be moved on suspention supporting element, can be by wired
Or the end that lamps and lanterns are moved to suspention supporting element is wirelessly controlled by PCB control circuit board, facilitate maintenance personal to examine
It repairs.
In order to solve the above technical problems, a kind of lamps and lanterns that can be moved on suspention supporting element of the invention, including be mounted on
On suspention supporting element and can on suspention supporting element the running gear that move back and forth and the lamp body being connected on running gear, it is described
Running gear include procapsid and back casing, cavity, the procapsid are formed between the procapsid and back casing
Between back casing and it is located in cavity equipped with plate is positioned, is rotatably connected to left wheel and right rolling on the positioning plate
It takes turns, the driving motor of driving left wheel and/or the rotation of right idler wheel is additionally provided on the positioning plate, is set in the left wheel
There is the groove A with suspention supporting element cooperation, the right idler wheel is equipped with the groove B with suspention supporting element cooperation, the front housing
It is rotatably connected to left redundant idler wheel between body and back casing and positioned at left wheel side, between the procapsid and back casing and position
It is rotatably connected to right redundant idler wheel in right wheels side, so that suspention supporting element is stuck between left wheel and left redundant idler wheel and blocks
Between right idler wheel and right redundant idler wheel, it is additionally provided between the procapsid and back casing for making left wheel and/or right rolling
The locked component for taking turns locking is additionally provided between the procapsid and back casing and is electrically connected with driving motor and locked component
PCB control circuit board.
The lamps and lanterns that one kind as described above can move on suspention supporting element, the left wheel and are located at equal in groove A
Multiple gear teeth B are evenly provided with equipped with multiple gear teeth A, the right idler wheel and in groove B evenly.
The lamps and lanterns that one kind as described above can move on suspention supporting element, the locked component include left for locking
The locked component A of idler wheel and locked component B for the right idler wheel of locking；The locked component A includes to be rotatably connected on front housing
Left armature between body and back casing, one end of the left armature are equipped with hook A, and the positioning plate is equipped with for driving
The spring A that the hook A for moving left armature is caught between adjacent two gear teeth A and then left armature is made to carry out locking to left wheel；Described
Locked component B includes the right armature being rotatably connected between procapsid and back casing, and one end of the right armature is equipped with hook
B, the positioning plate are equipped with for driving the hook B of right armature to be caught between adjacent two gear teeth B and then making right armature pair
Right idler wheel carries out the spring B of locking；The PCB control circuit board is electrically connected with the other end and right rank for adsorbing left armature
The other end of iron releases the electromagnet to left wheel and right idler wheel locking in turn.
The lamps and lanterns that one kind as described above can move on suspention supporting element, the positioning plate comprising preceding plate, after
Plate and horizontal plate member for connecting preceding plate and rear plate, the rear plate are equipped with for Locating driver motor
Location hole, before the driving motor is located in positioning hole and is locked in by screw on plate, the left wheel rotation
It is connected between preceding plate and rear plate and is located at the left side of driving motor, the right idler wheel is rotatably connected on preceding plate with after
Right side between plate and positioned at driving motor, the PCB control circuit board and electromagnet are connected on horizontal plate member.
The lamps and lanterns that one kind as described above can move on suspention supporting element, the left wheel and right idler wheel are symmetrically set
It sets on positioning plate.
After the lamps and lanterns that one kind as described above can move on suspention supporting element, the procapsid and back casing assembly
It is formed with left engaging lug and right engaging lug, is connected with connector, the lamp body between the left engaging lug and right engaging lug
It is connected to the middle part of connector.
The lamps and lanterns that one kind as described above can move on suspention supporting element, the lamp body include upper lamp housing, lower lamp housing
And it is set to the luminescence component between lamp housing and lower lamp housing, the lower lamp housing side is rotationally connected on lamp housing, institute
The upper lamp housing stated is equipped with the lock for being locked in the lower lamp housing other side on upper lamp housing.
The lamps and lanterns that one kind as described above can move on suspention supporting element, the suspention supporting element are rope or lead
Rail.
Compared with prior art, the present invention has the advantage that
1, the present invention is by lamp body being arranged on the walking component for being installed on suspention supporting element, when needing to overhaul lamp body
When, can by it is wired or wirelessly by PCB control circuit board control lamps and lanterns be moved to suspention supporting element end,
Maintenance personal is facilitated to overhaul.
[Detailed description of the invention]
Specific embodiments of the present invention will be described in further detail with reference to the accompanying drawing, in which:
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram that running gear hides procapsid in the present invention；
Fig. 3 is the structural schematic diagram that running gear hides back casing in the present invention；
Fig. 4 is the explosive view that running gear hides procapsid and back casing in the present invention；
Fig. 5 is the structural schematic diagram that plate is positioned in the present invention；
The position Fig. 6 installation effect figure of the invention.
[specific embodiment]
It elaborates with reference to the accompanying drawing to embodiments of the present invention.
As shown in Figures 1 to 6, a kind of lamps and lanterns that can be moved on suspention supporting element of the present embodiment, including be mounted on outstanding
It hangs on supporting element 100 and can the running gear 1 that move back and forth on suspention supporting element 100 and the lamp being connected on running gear 1
Body 2, the running gear 1 include procapsid 11 and back casing 12, are formed between the procapsid 11 and back casing 12
Cavity between the procapsid 11 and back casing 12 and is located in cavity equipped with positioning plate 13, the positioning plate 13
On be rotatably connected to left wheel 14 and right idler wheel 15, driving left wheel 14 and/or right rolling is additionally provided on the positioning plate 13
The driving motor 16 of 15 rotation of wheel, the left wheel 14 are equipped with the groove A141 cooperated with suspention supporting element 100, the right side
Idler wheel 15 is equipped with the groove B151 cooperated with suspention supporting element 100, between the procapsid 11 and back casing 12 and is located at
14 side of left wheel is rotatably connected to left redundant idler wheel 142, between the procapsid 11 and back casing 12 and is located at right idler wheel 15
Side is rotatably connected to right redundant idler wheel 152 so that suspention supporting element 100 be stuck between left wheel 14 and left redundant idler wheel 142 with
And be stuck between right idler wheel 15 and right redundant idler wheel 152, it is additionally provided between the procapsid 11 and back casing 12 for making a left side
The locked component of 15 locking of idler wheel 14 and/or right idler wheel is additionally provided with and driving electricity between the procapsid 11 and back casing 12
The PCB control circuit board 18 of machine 16 and locked component electrical connection, PCB control circuit board 18 are used to control the rotating forward of driving motor 16
Or reversion controls the direction walked on suspention supporting element 100 of running gear 1, while PCB control circuit board 18 also by
Whether control locked component suspends in midair on supporting element 100 to control walking component and be locked at, and PCB control circuit board 18 can be according to reality
It needs to receive control signal by wireless or wired mode；The present invention is by being installed on suspention support for lamp body setting
On the walking component of part, when needing to overhaul lamp body, can by it is wired or wirelessly pass through PCB control circuit board
Control lamps and lanterns are moved to the end of suspention supporting element, and maintenance personal is facilitated to overhaul.After maintenance finishes, reset lamps and lanterns i.e.
It can.
As shown in figure 4, being evenly provided with multiple gear teeth A143, the right rolling in left wheel 14 and in groove A141
It takes turns 15 and is located in groove B151 and be evenly provided with multiple gear teeth B153, left wheel 14 and right idler wheel 15 use above-mentioned design, can
The frictional force between left wheel 14 and right idler wheel 15 and suspention supporting element 100 is improved, prevents from skidding, lamps and lanterns is improved and is supported in suspention
Stability on part 100.
In the present embodiment, locked component includes for the locked component A171 of locking left wheel 14 and for the right idler wheel of locking
15 locked component B172；The locked component A171 includes the left rank being rotatably connected between procapsid 11 and back casing 12
Iron 1711, one end of the left armature 1711 are equipped with hook A1712, and the positioning plate 13 is equipped with for driving left rank
The bullet that the hook A1712 of iron 1711 is caught between adjacent two gear teeth A143 and then left armature 1711 is made to carry out locking to left wheel 14
Spring A1713；The locked component B172 includes the right armature 1721 being rotatably connected between procapsid 11 and back casing 12, institute
The one end for the right armature 1721 stated is equipped with hook B1722, and the positioning plate 13 is equipped with for driving right armature 1721
The spring B 1723 that hook B1722 is caught between adjacent two gear teeth B153 and then the right idler wheel 15 of 1721 pairs of right armature is made to carry out locking；
The PCB control circuit board 18 be electrically connected with the other end of the other end and right armature 1721 for adsorbing left armature 1711 into
And release the electromagnet 173 to 15 locking of left wheel 14 and right idler wheel.When by wired or wirelessly electric to PCB control
After road plate issues the signal unlocked to running gear, electromagnet 173 is acted, and simultaneously by left armature 1711 and right armature 1721
Absorption releases hook A1712 and hook B1722 to 15 locking of left wheel 14 and right idler wheel.
Positioning plate 13 includes preceding plate 131, rear plate 132 and the water for connecting preceding plate 131 and rear plate 132
Flat part 133, the rear plate 132 are equipped with the location hole 1321 for Locating driver motor 16, the driving motor
16 are located in location hole 1321 and are locked on preceding plate 131 by screw, and the left wheel 14 is rotatably connected on foreboard
Left side between part 131 and rear plate 132 and positioned at driving motor 16, the right idler wheel 15 are rotatably connected on preceding plate 131
Right side between rear plate 132 and positioned at driving motor 16, the PCB control circuit board 18 and electromagnet 173 are connected to
On horizontal plate member 133.It positions plate 13 using the above structure, driving motor, left wheel can be controlled with, right idler wheel and PCB
Circuit board plays good positioning and supporting role, so that overall volume is small, structure is more compact, can reduce the dosage of material,
Save the cost, while also facilitating heat dissipation.
In order to improve the balance and stability of walking component, left wheel 14 and right idler wheel 15 are symmetrically disposed in positioning plate
On 13.
In order to improve the balance and stability of lamps and lanterns, left engaging lug is formed with after procapsid 11 and the assembly of back casing 12
191 and right engaging lug 192, connector 193, the lamp body are connected between the left engaging lug 191 and right engaging lug 192
2 are connected to the middle part of connector 193.
Lamp body 2 includes upper lamp housing 21, lower lamp housing 22 and the luminescence component being set between lamp housing 21 and lower lamp housing 22,
22 side of lower lamp housing is rotationally connected on lamp housing 21, and the upper lamp housing 21 is equipped with for lower lamp housing 22 is another
Side chain is due to the lock 23 on upper lamp housing 21；Lamp body using the above structure, when maintenance, it is convenient to open lower lamp housing 22, mention
High overhaul efficiency.
In the present embodiment, suspention supporting element 100 can be rope or guide rail.
Claims (8)
1. the lamps and lanterns that one kind can move on suspention supporting element, it is characterised in that including being mounted in suspention supporting element (100) simultaneously
Can in suspention supporting element (100) running gear (1) that moves back and forth and the lamp body (2) being connected on running gear (1), it is described
Running gear (1) include procapsid (11) and back casing (12), formed between the procapsid (11) and back casing (12)
There is cavity, between the procapsid (11) and back casing (12) and is located at equipped with positioning plate (13) in cavity, described determines
It is rotatably connected to left wheel (14) and right idler wheel (15) on position plate (13), it is left that driving is additionally provided on the positioning plate (13)
Idler wheel (14) and/or the driving motor (16) of right idler wheel (15) rotation, the left wheel (14) are equipped with and suspention supporting element
(100) the groove A (141) cooperated, the right idler wheel (15) are equipped with the groove B (151) with suspention supporting element (100) cooperation,
Left redundant idler wheel (142) are rotatably connected between the procapsid (11) and back casing (12) and positioned at left wheel (14) side,
Right redundant idler wheel (152) are rotatably connected between the procapsid (11) and back casing (12) and positioned at right idler wheel (15) side,
So that suspention supporting element (100) is stuck between left wheel (14) and left redundant idler wheel (142) and is stuck in right idler wheel (15) and the right side
Between auxiliary wheel (152), be additionally provided between the procapsid (11) and back casing (12) for make left wheel (14) and/or
The locked component of right idler wheel (15) locking is additionally provided with and driving motor (16) between the procapsid (11) and back casing (12)
With the PCB control circuit board (18) of locked component electrical connection.
2. the lamps and lanterns that one kind according to claim 1 can move on suspention supporting element, it is characterised in that described rolls left
Wheel (14) and it is located in groove A (141) and is evenly provided with multiple gear teeth A (143), the right idler wheel (15) and is located at groove B
(151) multiple gear teeth B (153) are evenly provided in.
3. the lamps and lanterns that one kind according to claim 2 can move on suspention supporting element, it is characterised in that the locking
Component includes the locked component A (171) for locking left wheel (14) and the locked component B for being used for the right idler wheel of locking (15)
(172)；The locked component A (171) includes the left armature being rotatably connected between procapsid (11) and back casing (12)
(1711), one end of the left armature (1711) is equipped with hook A (1712), and the positioning plate (13) is equipped with for driving
The hook A (1712) for moving left armature (1711) is caught between adjacent two gear teeth A (143) and then makes left armature (1711) to left wheel
(14) the spring A (1713) of locking is carried out；The locked component B (172) includes to be rotatably connected on procapsid (11) and rear shell
One end of right armature (1721) between body (12), the right armature (1721) is equipped with hook B (1722), the positioning plate
Part (13) is equipped with for driving the hook B (1722) of right armature (1721) to be caught between adjacent two gear teeth B (153) and then making the right side
Armature (1721) carries out the spring B (1723) of locking to right idler wheel (15)；The PCB control circuit board (18) is electrically connected with use
It is released in turn to left wheel (14) and right idler wheel in the other end of the other end and right armature (1721) that adsorb left armature (1711)
(15) electromagnet (173) of locking.
4. the lamps and lanterns that one kind according to claim 3 can move on suspention supporting element, it is characterised in that the positioning
Plate (13) includes preceding plate (131), rear plate (132) and the level for connecting preceding plate (131) and rear plate (132)
Plate (133), the rear plate (132) are equipped with the location hole (1321) for Locating driver motor (16), the drive
Dynamic motor (16) are located in location hole (1321) and are locked on preceding plate (131) by screw, the left wheel (14)
It is rotatably connected between preceding plate (131) and rear plate (132) and is located at the left side of driving motor (16), the right idler wheel
(15) it is rotatably connected between preceding plate (131) and rear plate (132) and is located at the right side of driving motor (16), the PCB
Control circuit board (18) and electromagnet (173) are connected on horizontal plate member (133).
5. the lamps and lanterns that one kind according to claim 4 can move on suspention supporting element, it is characterised in that described rolls left
Wheel (14) and right idler wheel (15) are symmetrically disposed in positioning plate (13).
6. the lamps and lanterns that one kind according to any one of claims 1 to 5 can move on suspention supporting element, it is characterised in that institute
Left engaging lug (191) and right engaging lug (192), the left side are formed with after procapsid (11) and back casing (12) assembly stated
It is connected between engaging lug (191) and right engaging lug (192) connector (193), the lamp body (2) is connected to connector
(193) middle part.
7. the lamps and lanterns that one kind according to claim 6 can move on suspention supporting element, it is characterised in that the lamp body
(2) comprising upper lamp housing (21), lower lamp housing (22) and the luminescence component being set between lamp housing (21) and lower lamp housing (22), institute
Lower lamp housing (22) side stated is rotationally connected on lamp housing (21), and the upper lamp housing (21), which is equipped with, to be used for lower lamp housing
(22) other side is locked in the lock (23) on lamp housing (21).
8. the lamps and lanterns that one kind according to claim 1 can move on suspention supporting element, it is characterised in that the suspention
Supporting element (100) is rope or guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811126491.9A CN109282204A (en) | 2018-09-26 | 2018-09-26 | A kind of lamps and lanterns that can be moved on suspention supporting element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811126491.9A CN109282204A (en) | 2018-09-26 | 2018-09-26 | A kind of lamps and lanterns that can be moved on suspention supporting element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109282204A true CN109282204A (en) | 2019-01-29 |
Family
ID=65182380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811126491.9A Pending CN109282204A (en) | 2018-09-26 | 2018-09-26 | A kind of lamps and lanterns that can be moved on suspention supporting element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109282204A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1068907A (en) * | 1991-07-23 | 1993-02-10 | 信华精机有限公司 | The state exchange mechanism of drive |
| US5205793A (en) * | 1991-05-06 | 1993-04-27 | Campbell Hausfeld/Scott Fetzer Company | Rope or chain hauling pulley |
| DE29618821U1 (en) * | 1996-10-29 | 1997-01-16 | Sieger, Rolf, 53121 Bonn | Suspension lamp, in particular a drawbar lamp |
| CN2323808Y (en) * | 1998-04-09 | 1999-06-16 | 吉林省恒泰有限公司 | Self-life saving cableway for fire |
| CN201407565Y (en) * | 2009-05-13 | 2010-02-17 | 西蒙电气（中国）有限公司 | Novel structure of embedded-type kitchen and toilet lamp |
| CN202500983U (en) * | 2012-03-05 | 2012-10-24 | 宁波海曙悦启工贸有限公司 | Tension pulley |
| CN205938825U (en) * | 2016-08-05 | 2017-02-08 | 浙江海悦机器人有限公司 | Automatic track lighting system |
| CN106764742A (en) * | 2016-12-16 | 2017-05-31 | 广东华晨影视舞台专业工程有限公司 | A kind of vertical suspension rod of power-assisted |
-
2018
- 2018-09-26 CN CN201811126491.9A patent/CN109282204A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5205793A (en) * | 1991-05-06 | 1993-04-27 | Campbell Hausfeld/Scott Fetzer Company | Rope or chain hauling pulley |
| CN1068907A (en) * | 1991-07-23 | 1993-02-10 | 信华精机有限公司 | The state exchange mechanism of drive |
| DE29618821U1 (en) * | 1996-10-29 | 1997-01-16 | Sieger, Rolf, 53121 Bonn | Suspension lamp, in particular a drawbar lamp |
| CN2323808Y (en) * | 1998-04-09 | 1999-06-16 | 吉林省恒泰有限公司 | Self-life saving cableway for fire |
| CN201407565Y (en) * | 2009-05-13 | 2010-02-17 | 西蒙电气（中国）有限公司 | Novel structure of embedded-type kitchen and toilet lamp |
| CN202500983U (en) * | 2012-03-05 | 2012-10-24 | 宁波海曙悦启工贸有限公司 | Tension pulley |
| CN205938825U (en) * | 2016-08-05 | 2017-02-08 | 浙江海悦机器人有限公司 | Automatic track lighting system |
| CN106764742A (en) * | 2016-12-16 | 2017-05-31 | 广东华晨影视舞台专业工程有限公司 | A kind of vertical suspension rod of power-assisted |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190129 |
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| RJ01 | Rejection of invention patent application after publication |