CN2579149Y - Linkage operation following type grass cutter - Google Patents
Linkage operation following type grass cutter Download PDFInfo
- Publication number
- CN2579149Y CN2579149Y CN 02258378 CN02258378U CN2579149Y CN 2579149 Y CN2579149 Y CN 2579149Y CN 02258378 CN02258378 CN 02258378 CN 02258378 U CN02258378 U CN 02258378U CN 2579149 Y CN2579149 Y CN 2579149Y
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- backguy
- hinged
- brake
- rocking arm
- arm
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Abstract
The utility model discloses a linkage operation following type grass cutter which comprises a machine frame, an engine, an operation control system, a driving system, a travelling system, and a height regulating system, wherein, the operation control system and the travelling system comprise a drive rocking arm of a cutting knife, a brake rocking arm, and a travelling drive rocking arm, the three rocking arms are abreast sheathed on a linkage shaft, the left end surface of the brake rocking arm is provided with two symmetrical teeth which form single surface contact and mesh with two symmetrical teeth which are arranged on the right end surface of the drive rocking arm of the cutting knife, and the right end surface of the brake rocking arm is provided with two symmetrical teeth which form single surface contact and mesh with two symmetrical teeth which are arranged on the left end surface of the travelling drive rocking arm. The height regulating system adopts screw drive. The utility model has the advantages of simple structure, convenient operation, flexibility, good safety, and convenient and easy height regulation.
Description
Affiliated technical field
The utility model relates to a kind of hay mower, particularly a kind of combined operation following type hay mower.
Figure viewed from behind technology
Existing linked operating-walking mower comprises engine, operation control system, transmission system, running gear and height adjusting system, adopt the structure of cam, ratchet interlocking, notch and pin interlock braking, during practical operation, clamping stagnation is dumb, poor safety performance, its height adjusting system adopts front and rear support plate herringbone structure, needs two people to regulate back locking, complex operation and difficulty simultaneously.
Summary of the invention
The purpose of this utility model is to provide a kind of combined operation performance better following type mower.
The technical solution adopted in the utility model is: the utility model comprises frame, engine, operation control system, transmission system, running gear and height adjusting system, described operation control system and running gear comprise that a cutter drives rocking arm, one brake rocker arm and a walking drive rocking arm, above-mentioned three rocking arms and emptying are enclosed within on the universal driving shaft, the brake rocker arm left side has two symmetrical teeth and contacts engagement with two symmetrical tooth single faces that described cutter drives the rocking arm right side, and the tooth that the brake rocker arm right side also has two symmetries contacts engagement with two symmetrical tooth single faces that described walking drives the rocking arm left side; When walking drives rocking arm or cutter and drives two arbitrary rotating backward of rocking arm, drive brake rocker arm synchronously and rotate backward, walking drives rocking arm or cutter and drives when two on rocking arm is arbitrary to rotate forward, and brake rocker arm can not rotate under the clamping stagnation of another rocking arm simultaneously; Described height adjusting system comprises that the lower end is fixed on the bearing block, the upper end is by bearing pin and the hinged left and right sides support of described frame, comprise also that lower end and described bearing block are hinged, the left and right adjusting plate of upper end and bolted splice, there is a plate to be fixed in upper end between the support of the left and right sides, have a screw thread bearing pin to reach the middle part that the screw rod regulating handle that is connected with the screw thread bearing pin is located at link, described bolt can move in the elongated slot on frame.
After the utility model adopted such scheme, simple in structure, easy to operate, flexible, security reliability was good, and is highly easy to adjust light.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples:
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the structural representation that the utility model height is regulated parts.
Fig. 3 is the structural representation of walking drive disk assembly of the present utility model.
Among the figure: 2. cutter belt pulley, 3.V type adhesive tape, 4. brake block, 5. pendulum plate, 6. clutch regulating wheel, 8.V type adhesive tape, 10. frame, 12. engines, 13. engine belt pulley, 14. back-moving springs, 15. stage clips, 16. bearing pin, 17. pendulum plates, 18. gearbox output chain gears, 19. gearbox, 20. backguys, 21. clutch regulating wheels, 22. backguy, 23. gearboxes input belt wheel, 24. bearing pins, 25. left and right sides tire, 26. walkings drive rocking arm, 27. brake rocker arms, 28. backguy, 29. operation pull bars, 30. backguys, 31. last handrail, 32. backguys, 33. operating grips, 34. the operation pull bar, 35. operating grips, 36. backguys, 37. end plate, 38. threaded adjusting handles, 39. screw thread bearing pins, 40. cutter drives rocking arm, 41. universal driving shafts, 42. links, 43. differential mechanism, 44. chains, 45. differential mechanism input sprockets, 46. bolt, 47. nuts, 48. frame elongated slots, 49. the left and right adjusting plate, 50. left and right sides brake rocker arms, 51. torsion springs, 52. shoe brake, 53. left and right sides braking pin shaft, 54. extension springs, 55. semiaxis, 56. braking hubs, 57. bearing blocks, 58. bearing pin, 59. left and right sides supports, 61. backguys, 62. backguy, 63.V type adhesive tape, 64. back-moving springs, 65. bearing pin, 66. stage clips, 67,68,69. tooth.
Embodiment
As Fig. 1, Fig. 2, shown in Figure 3, the utility model comprises frame 10, engine 12, operation control system, transmission system, running gear and height adjusting system, described operation control system and running gear comprise that a cutter drives Rocker arm 40, one brake rocker arm 27 and a walking drive rocking arm 26, above-mentioned three rocking arms and emptying are enclosed within on the universal driving shaft 41, brake rocker arm 27 left sides have two symmetrical teeth 67 and contact engagement with two symmetrical tooth 67 single faces that described cutter drives Rocker arm 40 right side, and the tooth 68 that brake rocker arm 27 right sides also have two symmetries contacts engagement with two symmetrical tooth 69 single faces that described walking drives rocking arm 26 left sides; When walking drives rocking arm 26 or 0 two arbitrary rotating backward of cutter driving Rocker arm 4, driving brake rocker arm 27 synchronously turns round, walking drives rocking arm 26 or cutter and drives when 0 two of Rocker arm 4s are arbitrary to rotate forward, and brake rocker arm 27 can not rotate under the clamping stagnation of another rocking arm simultaneously.Described height adjusting system comprises that the lower end is fixed on the bearing block 57, the upper end is by the hinged left and right sides support 59 of bearing pin 24 and described frame 10, the left and right adjusting plate 49 of comprise also that lower end and described bearing block are 57 hinged, upper end and bolt 46 are hinged, there is a plate 42 to be fixed in upper end between the left and right sides support 59, have a screw thread bearing pin 39 to reach the middle part that the screw rod regulating handle 38 that is connected with screw thread bearing pin 39 is located at link 42, described bolt 46 can move in the elongated slot 48 on frame.
Embodiment: as Fig. 1, shown in Figure 3, one operation pull bar 29 is hinged on the handrail 31, backguy 30 upper ends are hinged with operation pull bar 29, the support arm of lower end and cutter driving Rocker arm 40 one ends is hinged, cutter drives the left side section that Rocker arm 40 sky is enclosed within universal driving shaft 41, there is the tooth 67 of two symmetries the sleeve pipe right side of cutter driving Rocker arm 40, two symmetrical tooth 68 single faces in the sleeve pipe left side of tooth 67 and brake rocker arm 27 contact, cutter driving Rocker arm 40 drives brake rocker arm 27 when rotating backward and rotates backward together, cutter drives Rocker arm 40 and rotates when resetting forward, and brake rocker arm 27 can not rotate.There is the other end support arm of a backguy 62 1 ends and cutter driving Rocker arm 40 hinged, the backguy other end is hinged with pendulum plate 5 by spring 66 and bearing pin 65, affixed clutch regulating wheel 6 on the pendulum plate 5, the affixed brake block 4 of side, middle hinged with frame 10, pendulum plate 5 also connects a back-moving spring 64.When aforesaid operations pull bar 29 is left behind, by backguy 30, when cutter drives angle of Rocker arm 40 rotation, another support arm that cutter drives on the Rocker arm 40 drives backguy 62, and by stage clip 66, bearing pin 65 makes pendulum plate 5 turn over an angle, clutch regulating wheel 6 is with 8 tensionings of V-type adhesive tape like this, drive 7 rotations of cutter belt pulley, drive other cutter rotations, realize that cutter drives operation by V-type adhesive tape 3, belt pulley 2 and engine belt pulley 13.
As Fig. 1, shown in Figure 2, with the upper end of left and right sides brake pulling wire 61 and backguy 20 respectively with brake rocker arm 27 on the two ends support arm hinged, the lower end is hinged with left and right sides brake rocker arm 50 respectively, left and right sides brake rocker arm 50 is affixed with left and right sides braking pin shaft 53, there are two planes braking pin shaft 53 outer ends in the left and right sides, respectively with an end in contact of shoe brake 52 up and down, middle hinged with the brake disc that is fixed on the bearing block 57, also empty cover one Brake torsion spring 51 in the stage casing of left and right sides braking pin shaft 53, torsion spring 51 1 ends and bearing block 57 are affixed, the other end and brake rocker arm 50 are hinged, the other end of shoe brake 52 is articulated on the brake disc by bearing pin 58 and extension spring 54, braking hub 56 is installed on the semiaxis 55, braking swing arm 50 drove 53 rotations of left and right sides braking pin shaft about torsion spring 51 passed through, shoe brake 52 is opened, be pressed on the braking hub 56, make driving wheel be in on-position.When aforesaid operations pull bar 29 is left behind, when driving angle of cutter driving Rocker arm 40 rotation by backguy 30, drive brake rocker arm 27 simultaneously and rotate identical angle, angle of braking swing arm 50 swings about making by backguy 61 and backguy 20, about braking swing arm 50 left and right sides braking pin shaft 53 is rotated a certain angle, shoe brake 52 just inwardly shrinks under the effect of extension spring 54, and the braking of left and right sides tire 25 is disengaged, at this moment, mower can be mowed front and back under manpower promotes.Above structure operation realizes the combined operation that the cutter braking is removed, the tire braking is removed.When aforesaid operations pull bar 29 is released operation, pendulum plate 5 under back-moving spring 64 effect to backswing, driving clutch regulating wheel 6 makes V-type adhesive tape 8 be in the state of getting loose, belt pulley 13 power cuts with engine 12, simultaneously, under the effect of back-moving spring 64, make the brake block 4 that connects firmly on pendulum plate 5 compress the braking that can realize cutter.Pendulum plate 5 also makes cutter drive Rocker arm 40 reversed turning to original position by the effect of stage clip 66, backguy 62, and cutter drives Rocker arm 40 again by the effect of backguy 30, makes operation pull bar 29 get back to original position.When cutter driving Rocker arm 40 oppositely goes to original position, about the braking swing arm 50 under the effect of torsion spring 51, backswing is to the origin-location, effect by backguy 61 and backguy 20 resets brake rocker arm 27, left and right sides brake rocker arm 50 drives left and right sides braking pin shaft 53 again and resets, shoe brake 52 is strutted, make two tires 25 be in on-position, more than operation realizes the combined operation of cutter power cut, cutter braking, tire 25 brakings.
As Fig. 1, shown in Figure 3, one operation pull bar 34 is hinged on the handrail 31, backguy 28 upper ends are hinged with operation pull bar 34, the lower end is hinged with a support arm that drives on the rocking arm 26, the overcoat upper and lower side of backguy 28 is separately fixed on handrail 31 and the frame 10, drive the right section that rocking arm 26 skies are enclosed within universal driving shaft 41, driving rocking arm 26 left ends has the tooth 69 of two symmetries, tooth 68 single faces of two symmetries in sleeve pipe right side contact on tooth 69 and the brake rocker arm 27, when driving rocking arm 26 rotates backward, driving brake rocker arm 27 turns round together, drive rocking arm 26 and rotate when resetting forward, brake rocker arm 27 can not rotate, when making operation pull bar 34 be pulled to handrail 31 positions, when the angle that driving rocking arm 26 rotates backward pulled down to handrail 31 positions with operation pull bar 29, the angle that cutter driving Rocker arm 40 rotates backward equated.There are a backguy 22 rear ends hinged with another support arm that drives on the rocking arm 26, front end is hinged with pendulum plate 17 by stage clip 15 and bearing pin 16, the overcoat front and back end of backguy 22 is separately fixed on the frame 10, affixed clutch regulating wheel 21 on the pendulum plate 17, middle hinged with frame 10, also connect a back-moving spring 14 on the pendulum plate 17.When operation pull bar 34 is pulled on, by backguy 28, drive rocking arm 26 rotations one angle, another support arm that drives rocking arm 26 drives backguy 22 by stage clip 15, bearing pin 16 makes pendulum plate 17 turn over an angle, be fixed in the clutch regulating wheel 21 of pendulum on the plate 17 with 63 tensionings of V-type adhesive tape, power reaches the input belt wheel 23 of gearbox 19 from the belt pulley 13 of engine 12, slow down through gearbox 19, power is by sprocket wheel 18, chain 44, differential mechanism input sprocket 45, differential mechanism 43 reaches left and right sides semiaxis 55, drive left and right sides tire 25, simultaneously, as shown in Figure 3, drive rocking arm 26 and also drive the identical angle of brake rocker arm 27 rotations, braking swing arm 50 swings one angle about two support arms make by backguy 62 and backguy 20 respectively on the brake rocker arm 27, braking swing arm 50 rotations about left and right sides braking pin shaft 53 is followed, shoe brake 52 inwardly shrinks shoe brake 52 under extension spring 54 effects, 25 brakings of two tires are freed about making, and this moment, mower can be walked voluntarily.Released when operating grip 34, pendulum plate 17 backswing one angle under the effect of back-moving spring 14 resets the clutch regulating wheel 21 that connects firmly, and V-type adhesive tape 63 gets loose, and the belt pulley 13 of engine 12 is reached the power cut of gearbox input belt wheel 23.The backswing of putting plate 17 simultaneously also oppositely resets driving rocking arm 26 by the effect of stage clip 15, bearing pin 16, backguy 22, gets back to the released position by the reverse backswing effect drive operation pull bar 34 of backguy 28, driving rocking arm 26.Simultaneously when driving rocking arm 26 oppositely resets, about the braking swing arm 50 under the effect of torsion spring 51, also reset, by backguy 62 and backguy 20 brake rocker arm 27 is also resetted, about braking swing arm 50 drive left and right sides braking pin shaft 53 and reset, left and right sides braking pin shaft 53 struts shoe brake 52, two tires 25 are in on-position, realize the combined operation of walking power cut and tire braking.
When being left behind respectively under operation pull bar 29 and 34 effect at operating physical force simultaneously and being pulled on, by above-described combined operation mechanism, can realize the combined operation of several functions of releasing of joint, the braking of walking tire of joint, the walking power of releasing, the cutter power of cutter braking.When operation pull bar 29 and 34 is removed operating physical force simultaneously, by above-described combined operation mechanism, can realize that the cutter transportation is cut off, the combined operation of cutter braking, walking power cut, several functions of walking tire braking.
The utility model also have a left and right sides steering tiller 35 and 33 and last handrail 31 hinged, backguy 36 and 32 upper end are hinged with left and right sides steering tiller 35 and 33 respectively, the lower end is hinged with brake rocker arm 50 respectively, and the upper and lower side of backguy 36 and 32 overcoats is separately fixed on handrail 31 and the left and right sides support 59.To operate pull bar 34 and be pulled to handrail 31 positions, mower is in from the walking state, the moment of torsion that braking swing arm 50 overcame torsion spring 51 about effect by backguy 61 and 20 made is upwards swung an angle, drive left and right sides braking pin shaft 53 and rotate an angle, become a full member in two planes on the left and right sides braking pin shaft 53, shoe brake 52 inwardly shrinks under the effect of extension spring 54, and brake force is disengaged.If this moment is pull operation handle 35, effect by backguy 36, braking swing arm 50 overcomes the moment of torsion of torsion spring 51 about making, and continues upwards to swing an angle, drives left and right sides braking pin shaft 53 and also is rotated further an angle, make that two planes are in obliquity again on the left and right sides braking pin shaft 53, thereby shoe brake 52 is outwards strutted,, can realize light left-hand bend 25 brakings of left side tire on the drive wheels, or curved at flicker, in like manner can realize easily turning right during pull operation handle 33 or flicker curved.
The utility model also has a screw rod regulating handle 38 rear ends and uses groove and end plate 37 and frame 10 affixed, the screw rod of screw rod regulating handle 38 is threaded with threaded by screw thread, screw thread bearing pin 39 is hinged on the middle part of link 42, link 42 is affixed with left and right adjusting plate 49, the upper end of left and right adjusting plate 49 and bolt 46 are hinged, bolt 46 can move forward and backward in elongated slot 48, uses bolt 46, nut 47 left and right sides DOCK LEVELER 49 and frame 10 can be fixed.Left and right sides DOCK LEVELER 49 lower ends and bearing block 57 are hinged, support 59 lower ends in the left and right sides are fixed on the bearing block 57, and the upper end is hinged by bearing pin 24 and frame 10, and bearing pin 24 is coaxial with gearbox output chain gear 18, thereby when guaranteeing that the mower height is regulated, the length of chain 44 need not change.Bearing block 57 by bearings on the shell of differential mechanism 43, about output semiaxis from the shell of differential mechanism 43, stretch out, by the braking hub 56 be connected with tire on the drive wheels 25, constitute the height-adjusting system of following type mower thus.
The utility model can be realized following function after implementing:
1. mower is in on-position all the time when arbitrary operation pull bar and handle inoperation, avoids other people to touch and the improper danger that causes of moving occurs when shutting down in the hillside fields, has only when arbitrary pull bar of pulling or handle, and driving wheel is braked and just freed.
2. behind engine start, an operation pull bar is not worked, cutter is in power cut and braking, driving wheel is in power cut and on-position, and when normal mowing, the operator unclamps two operation pull bars suddenly, cutter power cut and braking, several seconds internal cutter stall halts and brakes than mower in the short distance, guarantees operating personnel and other personnel's safety.
3. behind the engine start, if leave behind operation pull bar 29, can realize reciprocal mowing, this function is fit to the lawn in orographic condition more complicated place.Draw if will operate on the pull bar 34 simultaneously, just can realize mowing from walking.
4. behind the engine start, in the normally mowing process, left handle 35 (or right handle 33) is gone up combination slightly, can realize mower easily turn left (or turn right).As if combination that one of them handle is exerted oneself, can realize the pivot turn of mower,
5. possess emergency braking function, can prevent unexpected the generation, guarantee personal safety.When two operation pull bars get loose, then actions such as walking are finished and cut off cutter power, braking cutter, braking driving wheel, stopped to the whole operation system interlink.
Claims (6)
1. linked operating-walking mower, comprise frame (10), engine (12), operation control system, transmission system, running gear and height adjusting system, it is characterized in that: described operation control system and running gear comprise that a cutter drives rocking arm (40), one brake rocker arm (27) and a walking drive rocking arm (26), above-mentioned three rocking arms and emptying are enclosed within on the universal driving shaft (41), brake rocker arm (27) left side has two symmetrical teeth (68) and contacts engagement with two symmetrical teeth (67) single face that described cutter drives rocking arm (40) right side, and the tooth (68) that brake rocker arm (27) right side also has two symmetries contacts engagement with two symmetrical teeth (69) single face that described walking drives rocking arm (26) left side; When walking drives rocking arm (26) or (40) two arbitrary rotating backward of cutter driving rocking arm, driving brake rocker arm (27) synchronously turns round, walking drives rocking arm (26) or cutter and drives when (40) two on rocking arm is arbitrary to rotate forward, and brake rocker arm (27) can not rotate under the clamping stagnation of another rocking arm simultaneously.
2. linked operating-walking mower according to claim 1, it is characterized in that: described height adjusting system comprises that the lower end is fixed on the bearing block (57), the upper end is by bearing pin (24) and the hinged left and right adjusting plate (49) of described frame (10), comprise that also lower end and described bearing block (57) are hinged, upper end and the hinged left and right adjusting plate (49) of bolt (46), there is a plate (42) to be fixed in upper end between the left and right sides support (59), there is a screw thread bearing pin (39) to reach the middle part that the screw rod regulating handle (38) that is connected with screw thread bearing pin (39) is located at link (42), screw rod regulating handle (38) is hinged with the end plate (37) that is fixed on the frame (10), and described bolt (46) can move in the elongated slot (48) on frame.
3. linked operating-walking mower according to claim 1, it is characterized in that: described operation control system and running gear also comprise the articulated operation pull bar (29) of going up handrail (31) and backguy (30) rear end, the support arm that described cutter drives rocking arm (40) is connected with the rear end of backguy (62), another support arm is connected with the front end of backguy (30), the front end of described backguy (62) is hinged with pendulum plate (5) by stage clip (66), bearing pin (65), pendulum plate (5) upper end affixed clutch regulating wheel (6), affixed brake block of side (4) and back-moving spring (64); The two ends support arm of described brake rocker arm (27) is hinged with backguy (61) and backguy (20) respectively, the other end of backguy (61) and backguy (20) respectively with about to brake swing arm (50) hinged.
4. linked operating-walking mower according to claim 3, it is characterized in that: it is affixed with left and right sides braking pin shaft (53) respectively to brake swing arm (50) about described, there are two planes the outer end of braking pin shaft (53), be in contact with one another with shoe brake (52) respectively, middle hinged with the brake disc that is fixed on the described bearing block (57), there are a torsion spring (51) one ends and bearing block (57) affixed, the other end and described about to brake swing arm (50) hinged, and sky is enclosed within on the braking pin shaft (53), the other end hinging pin shaft (58) of described shoe brake (52), braking hub (56) is connected with left and right sides tire (25), and inner surface is enclosed within on the outer surface of shoe brake (52).
5. linked operating-walking mower according to claim 1, it is characterized in that: described operation control system and running gear also comprise the articulated operation pull bar (34) of going up handrail (31) and backguy (28) rear end, the support arm that described cutter drives rocking arm (26) is connected with the front end of backguy (28), the rear end of another support arm and backguy (22) is hinged, the front end of backguy (22) is hinged with pendulum plate (17) by spring (15) and bearing pin (16), put plate (17) affixed clutch regulating wheel (21) and back-moving spring (14).
6. according to the arbitrary described linked operating-walking mower of claim 2～5, it is characterized in that: left and right sides steering tiller (35) and (33) are hinged with last handrail (31), the upper end of backguy (36) and (32) is hinged with left and right sides steering tiller (35) and (33) respectively, the lower end is hinged with left and right sides brake rocker arm (50) respectively, and the upper and lower side of backguy (36) and (32) overcoat is separately fixed on handrail (31) and the left and right sides support (59).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02258378 CN2579149Y (en) | 2002-11-12 | 2002-11-12 | Linkage operation following type grass cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02258378 CN2579149Y (en) | 2002-11-12 | 2002-11-12 | Linkage operation following type grass cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2579149Y true CN2579149Y (en) | 2003-10-15 |
Family
ID=33726129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02258378 Expired - Fee Related CN2579149Y (en) | 2002-11-12 | 2002-11-12 | Linkage operation following type grass cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2579149Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101077051B (en) * | 2006-05-24 | 2010-09-29 | 本田技研工业株式会社 | Drive-operating mechanism for lawn mower |
| CN101904245A (en) * | 2009-06-03 | 2010-12-08 | 本田技研工业株式会社 | Lawnmower |
| CN102369796A (en) * | 2011-08-29 | 2012-03-14 | 中国农业大学 | Multi-knuckle shape follow-up floating header for mowing and conditioning machine |
| CN105830648A (en) * | 2015-01-30 | 2016-08-10 | 德昌电机(深圳)有限公司 | Mower and clutch thereof |
| CN106171253A (en) * | 2015-05-05 | 2016-12-07 | 南京德朔实业有限公司 | Hay mover |
-
2002
- 2002-11-12 CN CN 02258378 patent/CN2579149Y/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101077051B (en) * | 2006-05-24 | 2010-09-29 | 本田技研工业株式会社 | Drive-operating mechanism for lawn mower |
| CN101904245A (en) * | 2009-06-03 | 2010-12-08 | 本田技研工业株式会社 | Lawnmower |
| CN101904245B (en) * | 2009-06-03 | 2015-10-14 | 本田技研工业株式会社 | mower |
| CN102369796A (en) * | 2011-08-29 | 2012-03-14 | 中国农业大学 | Multi-knuckle shape follow-up floating header for mowing and conditioning machine |
| CN102369796B (en) * | 2011-08-29 | 2013-01-23 | 中国农业大学 | Multi-knuckle shape follow-up floating header for mowing and conditioning machine |
| CN105830627A (en) * | 2015-01-30 | 2016-08-10 | 德昌电机(深圳)有限公司 | Mower, clutch and roll wheel |
| CN105830648A (en) * | 2015-01-30 | 2016-08-10 | 德昌电机(深圳)有限公司 | Mower and clutch thereof |
| CN105830625A (en) * | 2015-01-30 | 2016-08-10 | 德昌电机(深圳)有限公司 | Mower and clutch thereof |
| CN105830626A (en) * | 2015-01-30 | 2016-08-10 | 德昌电机(深圳)有限公司 | Mower and clutch thereof |
| CN105830625B (en) * | 2015-01-30 | 2020-08-18 | 德昌电机(深圳)有限公司 | Mower and clutch thereof |
| CN105830648B (en) * | 2015-01-30 | 2020-08-18 | 德昌电机(深圳)有限公司 | Mower and clutch thereof |
| CN106171253A (en) * | 2015-05-05 | 2016-12-07 | 南京德朔实业有限公司 | Hay mover |
| CN106171253B (en) * | 2015-05-05 | 2020-06-23 | 南京德朔实业有限公司 | Grass cutter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |