CN207914692U - Angle steel shear support frame - Google Patents
Angle steel shear support frame Download PDFInfo
- Publication number
- CN207914692U CN207914692U CN201820213902.7U CN201820213902U CN207914692U CN 207914692 U CN207914692 U CN 207914692U CN 201820213902 U CN201820213902 U CN 201820213902U CN 207914692 U CN207914692 U CN 207914692U
- Authority
- CN
- China
- Prior art keywords
- angle steel
- supporting
- compact heap
- support frame
- clamping screw
- 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.)
- Expired - Fee Related
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 113
- 239000010959 steel Substances 0.000 title claims abstract description 113
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 238000010008 shearing Methods 0.000 claims abstract description 25
- 239000013013 elastic material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Shearing Machines (AREA)
Abstract
The utility model discloses a kind of angle steel shear support framves, its key points of the technical solution are that being located at two supporting mechanisms of angle shearing machine charging side on the ground including setting；Supporting mechanism includes supporting table, the supporting rod for being used to be supported supporting table in supporting table bottom four corners is arranged, the supporting rack being arranged at the top of supporting table and is rotatably connected on the support wheel being supported for diagonal steel on supporting rack；The axial direction of support wheel and the feedstock direction of angle steel are mutually perpendicular to, and have been reached and have been helped without artificial when angle steel is sheared, injured effect when not only having saved manpower but also can prevent personnel from helping angle steel.
Description
Technical field
The utility model is related to angle steel manufacture fields, more specifically, it is related to a kind of angle steel shear support frame.
Background technology
Angle steel is a kind of material more commonly used in pylon production process, and the angle steel needs that producer's purchase comes are cut into not
It is processed again later with length.
Although angle cutter directly cuts off angle steel with section is smooth, precision is high, cut-out efficiency is high and safety is good
Advantage, but since angle steel length is big, angle cutter is only capable of a part for support angle steel, when the length of angle steel is very long, needs
Someone is wanted to be helped in the one end of angle steel far from angle cutter, waste of manpower, on the other hand since angle cutter cuts off angle steel
When, angle steel will produce strong vibrations, to helping the personnel of angle steel to will produce injury.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of angle steel shear support frame,
It is supported when being sheared to long angle steel, is helped without artificial, not only saved manpower but also can prevent personnel from helping angle steel
When it is injured.
To achieve the above object, the utility model provides following technical solution：A kind of angle steel shear support frame, including set
Set two supporting mechanisms for being located at angle shearing machine charging side on the ground；Supporting mechanism includes supporting table, is arranged in supporting table
Supporting rod that bottom four corners are used to be supported supporting table, the supporting rack being arranged at the top of supporting table and it is rotatably connected on branch
The support wheel being supported for diagonal steel on support；The axial direction of support wheel and the feedstock direction of angle steel are mutually perpendicular to.
By using above-mentioned technical proposal, manually angle steel is lifted on support wheel, the angle steel for then pushing angle steel to enter
In cutter, sheared by angle shearing machine diagonal steel；It can also be propped up by support wheel diagonal steel when angle steel is very long
Support, is helped without artificial diagonal steel, injured when not only having saved manpower but also can prevent personnel from helping angle steel.
The utility model is further arranged to：Section rectangular three is offered on the periphery of the support wheel along circumferential direction
The groove of angular shape, the bottom edge of triangle and the periphery of support wheel overlap.
By using above-mentioned technical proposal, by the way that the groove of the rectangular triangle in section is arranged on the periphery of support wheel,
The wedge angle and groove that can make angle steel cooperate so that angle steel can be consolidated more is supported on support wheel.
The utility model is further arranged to：Support frame as described above section is arranged in rectangular-ambulatory-plane, and support wheel is located at supporting rack bottom
Portion；The clamping screw for being provided through supporting rack at the top of supporting rack and being threadedly coupled with supporting rack, clamping screw are vertically arranged
And the bottom of clamping screw is fixedly connected with the compact heap being pressed on angle steel on support wheel.
By using above-mentioned technical proposal, clamping screw is tightened, drives compact heap to move downward, angle steel is pressed on support
On wheel, so as to prevent angle shearing machine when diagonal steel is sheared, the angle steel being located on support wheel tilts.
The utility model is further arranged to：Compact heap bottom section setting triangular in shape and compact heap bottom with
Groove on support wheel cooperates, and the position at the top of compact heap close to both sides is fixedly connected with the guiding at the top of supporting rack
Column, guide post are slidably connected with supporting rack；Clamping screw bottom is fixedly connected with the link block that diameter is more than clamping screw diameter,
Link block and clamping screw bottom extend into compact heap and are rotatablely connected with compact heap.
By using above-mentioned technical proposal, it can prevent clamping screw from working as in the process rotated by the way that guide post is arranged
Middle drive compact heap is rotated together, and the groove of compact heap bottom and support wheel cooperates can be more firm by angle steel
It is pressed on support wheel.
The utility model is further arranged to：Compact heap bottom sharp corner is provided with fillet.
By using above-mentioned technical proposal, because bottom is arranged when can prevent compact heap from being contacted with angle steel by the way that fillet is arranged
There is wedge angle and by angle steel surface tear.
The utility model is further arranged to：The compact heap bottom, which is fixedly connected with, to be bonded to each other with compact heap bottom
Buffer board, buffer board are made of elastic material.
By using above-mentioned technical proposal, diagonal steel when can prevent compact heap from being contacted with angle steel by the way that buffer board is arranged
Surface generates scuffing.
The utility model is further arranged to：Two guide rails along angle steel feedstock direction are fixedly connected on the ground,
Guide rail is located at supporting rod bottom and a guide rail corresponds to two supporting rods；Supporting rod bottom is fixedly connected with inverted u-shaped setting
Mounting bracket, mounting bracket bottom centre position is provided with idler wheel, and idler wheel both ends are all fixedly connected with shaft, two shafts respectively with branch
Support is rotatably connected, and idler wheel cooperates with guide rail and the length direction of the axial direction of idler wheel and guide rail mutually hangs down
Directly.
By using above-mentioned technical proposal, two supports can be adjusted according to the length of angle steel by the way that guide rail and idler wheel is arranged
The position of mechanism.
The utility model is further arranged to：Deviate from the side in supporting table centre position close to the mounting bracket of angle shearing machine
It is fixedly connected with the latch segment coaxial with shaft, the shaft close to latch segment passes through latch segment；It is threaded with and stretches on latch segment
Enter to lock clamping screw in the block, clamping screw stretches into one end of latch segment and the periphery of shaft and contacts with each other.
By using above-mentioned technical proposal, clamping screw is tightened, one end that clamping screw stretches into latch segment is pushed against shaft
Periphery so that shaft can not be rotated, and to make idler wheel that can not rotate, finally supporting mechanism is fixed on guide rail, prevent
Only when diagonal steel is sheared, supporting mechanism generates movement on guide rail.
The utility model is further arranged to：Angle steel shear support frame further includes being arranged in angle shearing machine discharging side
Two auxiliary support mechanisms for being supported to the angle steel under shearing, auxiliary support mechanism includes the holder being arranged on bottom surface
And it is rotatably connected on the support roller of cradle top.
By using above-mentioned technical proposal, the angle steel that angle shearing machine is shear off is fallen in two support rollers without direct
Fall on bottom surface, the angle steel that shearing can either be prevented lower is fallen from above, and can convenient for worker to the angle steel that shear offs into
Row is carried.
In conclusion the utility model has the advantages that compared with the prior art：
1, the utility model diagonal steel can be propped up by the way that supporting table, supporting rod and support wheel is arranged when angle steel is sheared
Support, is helped without artificial diagonal steel, injured when not only having saved manpower but also can prevent personnel from helping angle steel.
2, angle steel can be pressed on support wheel by the utility model by the way that clamping screw and compact heap is arranged, and prevent from being located at
Angle steel on support wheel is tilted when diagonal steel is sheared.
3, the utility model makes the angle steel that angle shearing machine is shear off that can directly fall in by the way that holder and support roller is arranged
Without directly falling on bottom surface in two support rollers, it can either prevent the angle steel under shearing from falling from above, and work can be convenient for
People carries the angle steel shear off.
Description of the drawings
Fig. 1 is the axonometric drawing of the complete structure of embodiment；
Fig. 2 is the axonometric drawing of the supporting mechanism of embodiment；
Fig. 3 is the portions the A enlarged diagram of Fig. 2；
Fig. 4 is the sectional view of the supporting mechanism of embodiment；
Fig. 5 is the portions the B enlarged diagram of Fig. 4；
Fig. 6 is the axonometric schematic diagram of the auxiliary support mechanism of embodiment.
In figure：1, ground；11, guide rail；2, angle shearing machine；3, supporting mechanism；31, supporting table；32, supporting rod；33, pacify
It shelves；331, latch segment；332, clamping screw；34, idler wheel；341, shaft；35, clamping screw；351, handwheel；352, it connects
Block；36, compact heap；361, guide post；362, fillet；363, buffer board；37, support wheel；371, groove；38, supporting rack；4, auxiliary
Help supporting mechanism；41, holder；42, support roller.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings.The identical attached drawing of wherein identical parts
Label indicates.It should be noted that word "front", "rear" used in the following description, "left", "right", "up" and "down" refer to
It is the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and "outside" are referred respectively to towards or away from particular elements geometry
The direction at center.
Embodiment：A kind of angle steel shear support frame, diagonal steel is supported when being sheared for angle steel, referring to attached drawing 1, angle steel
Supporting rack 38 includes being arranged on ground 1 to feed two supporting mechanisms 3 of side positioned at angle shearing machine 2 and be arranged to cut in angle steel
Cut the auxiliary support mechanism 4 of the discharging of machine 2 side；Angle steel is supported when being sheared by two supporting mechanisms, 3 diagonal steel, shearing
The angle steel of end is supported by 4 diagonal steel of auxiliary support mechanism.In this way when being sheared to long angle steel without artificial diagonal
Steel is helped, injured when not only having saved manpower but also people being prevented to help angle steel.
Referring to attached drawing 2 and attached drawing 3, angle steel supporting rack 38 is used for including supporting table 31, setting in 31 bottom four corners of supporting table
The supporting rod 32 that is supported to supporting table 31 is arranged and is pushed up in supporting table 31 in the mounting bracket 33 of 32 bottom of supporting rod and setting
The supporting rack 38 in portion；Two guide rails 11 being arranged along angle steel feedstock direction are provided on ground 1, guide rail 11 is located at 32 bottom of supporting rod
Portion and two supporting rods 32 of correspondence of guide rail 11；33 inverted u-shaped setting of mounting bracket, mounting bracket 33 are set close to the position of bottom
It is equipped with idler wheel 34, the axial direction of idler wheel 34 and the length direction of guide rail 11 are mutually perpendicular to and idler wheel 34 and 11 phase interworking of guide rail
It closes；34 both ends of idler wheel are fixedly connected with two shafts 341, and shaft 341, which passes through 33 side of mounting bracket and rotated with mounting bracket 33, to be connected
It is connected together；Two mounting brackets 33 close to angle shearing machine 2 are fixedly connected with and turn away from the side of 31 center of supporting table
The shaft 341 of the coaxial latch segment 331 of axis 341 and close latch segment 331 passes through latch segment 331；331 screw top of latch segment
It is connected with clamping screw 332, clamping screw 332 stretches into one end of latch segment 331 and 341 periphery of shaft contacts with each other.
Supporting mechanism 3 can be moved by the rotation of idler wheel 34 along the direction of guide rail 11, to carry out as needed
The length of the angle steel of shearing adjusts the distance between two supporting mechanisms 3；It can be by shaft 341 by tightening clamping screw 332
It pushes against to make idler wheel 34 be locked, supporting mechanism 3 is fixed on guide rail 11.
Referring to attached drawing 4 and attached drawing 5,38 section of supporting rack is in rectangular-ambulatory-plane, the charging in supporting rack 38 longer sides direction and angle steel
Direction is mutually perpendicular to；Supporting mechanism 3 includes being vertically arranged and passing through the clamping screw 35 at 38 top of supporting rack, be rotatably connected on
The support wheel 37 in 38 bottom centre position of supporting rack and 35 bottom of clamping screw is rotatably connected on for support wheel will to be supported on
The compact heap 36 that angle steel on 37 compresses；Clamping screw 35 is located at 38 centre position of supporting rack and connects with 38 screw thread of supporting rack
It connects；The axial direction of support wheel 37 and the axial direction of idler wheel 34 are mutually parallel, and circumferentially side on the periphery of support wheel 37
To the groove 371 for offering the rectangular triangle in section, the bottom edge and the periphery of support wheel 37 of triangle overlap, right angle
The apex angle of triangle is located at the centre position of 37 axial direction of support wheel；The rectangular triangle setting in section of 36 bottom of compact heap
And the bottom of compact heap 36 and the groove 371 of support wheel 37 cooperate；36 bottom sharp corner of compact heap is provided with fillet
362, diagonally steel surface causes to scratch by fillet 362 is arranged and can prevent 36 bottom of compact heap from contacting with angle steel；Compact heap
36 bottoms are fixedly connected with the buffer board 363 being bonded to each other with 36 bottom of compact heap, and buffer board 363 is made of elastic material, lead to
Crossing setting buffer board 363 can prevent 36 diagonal steel surface of compact heap from causing to damage.
Referring to attached drawing 4 and attached drawing 5,35 bottom of clamping screw is provided with the link block that diameter is more than 35 diameter of clamping screw
352, link block 352 is stretched into compact heap 36 and is rotatablely connected with compact heap 36, can prevent from pressing by the way that link block 352 is arranged
Tight screw rod 35 is detached from from compact heap 36；36 top of compact heap is fixedly connected with close to the position of both sides across 38 top of supporting rack
Guide post 361, guide post 361 and supporting rack 38 are slidably connected together.It can prevent from compressing spiral shell by the way that guide post 361 is arranged
Bar 35 drives compact heap 36 to rotate together in the process of rotation, and can be oriented to compact heap 36, prevents from compressing
Position offset occurs in the process that block 36 moves up and down.35 top of clamping screw is fixedly connected with handwheel 351, by the way that hand is arranged
Wheel 351 is convenient for rotation clamping screw 35.
Compact heap 36 can be driven to move downward by rotating handwheel 351, to which the angle steel on support wheel 37 to be pressed on
On support wheel 37, it can prevent the angle steel on support wheel 37 from being tilted when 2 diagonal steel of angle shearing machine is sheared in this way.
Referring to attached drawing 6, there are two the settings of auxiliary support mechanism 4, and auxiliary support mechanism 4 includes the holder of setting on the ground
41 and the support roller 42 being rotatably connected with holder 41 at the top of holder 41 is set；What angle shearing machine 2 was shear off
Angle steel is fallen in two support rollers 42 can either prevent the angle steel under shearing from falling from above without directly falling on ground, again
The angle steel shear off can be carried convenient for worker.
The operation principle of the angle steel shear support frame when being used is as follows：Angle steel is manually transported to angle steel and supports machine
On structure 3, and the sharp corner of angle steel is made to cooperate with the groove 371 of support wheel 37, it is artificial to push angle steel on supporting mechanism 3
Movement, makes angle steel enter in angle shearing machine 2, and into after certain length, rotation handwheel 351 twists clamping screw 35
Tightly, angle steel is pressed on support wheel 37 by compact heap 36；2 diagonal steel of angle shearing machine is sheared, and the angle steel shear off is fallen
In two support rollers 42；Unscrew clamping screw 35, continues to press on angle steel and sheared next time.
The above is only the preferred embodiment of the utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (9)
1. a kind of angle steel shear support frame, it is characterised in that：It is located at angle shearing machine (2) charging including being arranged on ground (1)
Two supporting mechanisms (3) of side；Supporting mechanism (3) include supporting table (31), setting supporting table (31) bottom four corners for pair
It supporting rod (32) that supporting table (31) is supported, the supporting rack (38) being arranged at the top of supporting table (31) and is rotatably connected on
The support wheel (37) being supported for diagonal steel on supporting rack (38)；The charging side of the axial direction and angle steel of support wheel (37)
To being mutually perpendicular to.
2. angle steel shear support frame according to claim 1, it is characterised in that：The periphery upper edge week of the support wheel (37)
The groove (371) of the rectangular triangle in section is offered to direction, the bottom edge and the periphery of support wheel (37) of triangle are mutual
It overlaps.
3. angle steel shear support frame according to claim 2, it is characterised in that：Support frame as described above (38) section is in rectangular-ambulatory-plane
Setting, support wheel (37) are located at supporting rack (38) bottom；Be provided through at the top of supporting rack (38) supporting rack (38) and with branch
The clamping screw (35) that support (38) is threadedly coupled, clamping screw (35) is vertically arranged and the bottom of clamping screw (35) is arranged
Have the compact heap (36) angle steel being pressed on support wheel (37).
4. angle steel shear support frame according to claim 3, it is characterised in that：Compact heap (36) bottom section is in three
Angular setting and compact heap (36) bottom and groove (371) mutual cooperation on support wheel (37), compact heap (36) top is leaned on
The position of nearly both sides is fixedly connected with the guide post (361) at the top of supporting rack (38), guide post (361) and supporting rack (38)
It is slidably connected；Clamping screw (35) bottom is fixedly connected with the link block (352) that diameter is more than clamping screw (35) diameter, connection
Block (352) and clamping screw (35) bottom extend into compact heap (36) and are rotatablely connected with compact heap (36).
5. angle steel shear support frame according to claim 4, it is characterised in that：Compact heap (36) bottom sharp corner is set
It is equipped with fillet (362).
6. angle steel shear support frame according to claim 4, it is characterised in that：Compact heap (36) bottom is fixedly connected
There are the buffer board (363) being bonded to each other with compact heap (36) bottom, buffer board (363) to be made of elastic material.
7. angle steel shear support frame according to claim 1, it is characterised in that：It is fixedly connected with two on the ground (1)
Item is along the guide rail (11) of angle steel feedstock direction, and guide rail (11) is located at supporting rod (32) bottom and a guide rail (11) is two corresponding
Supporting rod (32)；Supporting rod (32) bottom is fixedly connected with the mounting bracket (33) of inverted u-shaped setting, among mounting bracket (33) bottom
Position is provided with idler wheel (34), and idler wheel (34) both ends are all fixedly connected with shaft（341）, two shafts（341）Respectively with supporting rack
(38) it is rotatably connected, idler wheel (34) cooperates with guide rail (11) and the axial direction and guide rail (11) of idler wheel (34)
Length direction be mutually perpendicular to.
8. angle steel shear support frame according to claim 7, it is characterised in that：Close to the mounting bracket of angle shearing machine (2)
(33) side for deviating from supporting table (31) centre position is fixedly connected with and shaft（341）Coaxial latch segment (331), close to lock
The shaft of tight block (331)（341）Across latch segment (331)；It is threaded with and is stretched into latch segment (331) on latch segment (331)
Clamping screw (332), clamping screw (332) stretches into one end and the shaft of latch segment (331)（341）Periphery contact with each other.
9. angle steel shear support frame according to claim 1, it is characterised in that：Angle steel shear support frame (38) further includes setting
Set two auxiliary support mechanisms (4) for being supported to the angle steel under shearing for the side that discharges in angle shearing machine (2), auxiliary
Supporting mechanism (4) includes the holder (41) being arranged on bottom surface and the support roller (42) being rotatably connected at the top of holder (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820213902.7U CN207914692U (en) | 2018-02-06 | 2018-02-06 | Angle steel shear support frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820213902.7U CN207914692U (en) | 2018-02-06 | 2018-02-06 | Angle steel shear support frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207914692U true CN207914692U (en) | 2018-09-28 |
Family
ID=63603546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820213902.7U Expired - Fee Related CN207914692U (en) | 2018-02-06 | 2018-02-06 | Angle steel shear support frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207914692U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111535757A (en) * | 2020-04-29 | 2020-08-14 | 泉州泉港协广工业机械有限公司 | Rope winding machine mounting bracket of petroleum drilling machine |
-
2018
- 2018-02-06 CN CN201820213902.7U patent/CN207914692U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111535757A (en) * | 2020-04-29 | 2020-08-14 | 泉州泉港协广工业机械有限公司 | Rope winding machine mounting bracket of petroleum drilling machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113857696B (en) | Thin metal plate laser cutting device and blanking method thereof | |
| CN116690052B (en) | Steel construction welding process device | |
| CN208304030U (en) | The band sawing machine of band sawing machine blanking device and the application blanking device | |
| CN207914692U (en) | Angle steel shear support frame | |
| CN104493626B (en) | Round shaft automatic feeding device | |
| CN206614702U (en) | A kind of right angle stock shelf | |
| CN207952762U (en) | A kind of sheet cutting machine with clamping function | |
| CN207366878U (en) | A kind of liquid crystal display slicing apparatus | |
| CN210099070U (en) | Cutting machine for furniture | |
| CN114589750B (en) | Automatic recovery and regeneration device for fiberboard cutting edge material | |
| CN117001749A (en) | Sponge cutting equipment | |
| CN217913725U (en) | Turnover truss welding table | |
| CN206981905U (en) | A kind of frame cutting machine of adjustable angle | |
| CN214829940U (en) | Automatic glass breaking device | |
| CN110549388B (en) | Electromechanical machining cutting device | |
| CN208979659U (en) | A kind of shedding mechanism set in section transport device | |
| CN209533612U (en) | A kind of seats plate automation processing system | |
| CN208979660U (en) | A kind of discharging structure set in section transport device | |
| JPH10263923A (en) | Cutting method for short cutting member and equipment therefor | |
| CN210650828U (en) | Corner cutting machine is used in insulation board production that yield is high | |
| CN217555202U (en) | High-stability glass sheet feeding machine | |
| CN218989710U (en) | Ton bag cloth cutting machine | |
| CN214642106U (en) | Material receiving mechanism of plate shearing machine | |
| CN210362669U (en) | Line touching machine for folding cover of carton | |
| CN212049507U (en) | Automatic discharging device for uncoiling blanking line |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180928 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |