CN103183046A - Carrier and driving and braking device thereof - Google Patents
Carrier and driving and braking device thereof Download PDFInfo
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- CN103183046A CN103183046A CN2013100780653A CN201310078065A CN103183046A CN 103183046 A CN103183046 A CN 103183046A CN 2013100780653 A CN2013100780653 A CN 2013100780653A CN 201310078065 A CN201310078065 A CN 201310078065A CN 103183046 A CN103183046 A CN 103183046A
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- brake
- gear piece
- driving
- transport trolley
- brake block
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Abstract
The invention relates to a carrier and a driving and braking device thereof. The invention adopts the following technical scheme: the driving and braking device of the carrier comprises a wheel shaft, a handle and a driving wheel arranged on the wheel shaft, wherein a toothed ring is fixed on the driving wheel; teeth are arranged on the inner wall of the toothed ring; a brake shoe is arranged on the wheel shaft and comprises a toothed blade which can be engaged with or disengaged from the toothed ring; the driving and braking device further comprises a pressure lever; and the pressure lever is linked with the handle and the brake shoe, and can enable the rotary motion of the handle to drive the driving wheel to rotate when the toothed blade is engaged with the toothed ring. According to the invention, brake is realized through the engagement of the toothed ring and the toothed blade; and meanwhile, through the cooperation of the pressure lever, the handle, the toothed ring and the toothed blade, the rotary motion of the handle can drive the carrier to travel when the toothed ring is engaged with the toothed blade, so that the carrier can be pushed with less effort to travel on a rugged pavement. And the driving and braking device is simple in structure and easy to implement.
Description
Technical field
The present invention relates to a kind of transport trolley and driving thereof and brake equipment.
Background technology
Therefore common transport trolley is general, only is fit to walk in smooth road surface only by the pushing away or draw and make the car walking of manpower, when running into rough road surface, or during the fully loaded load of car, and then difficulty in walking, comparatively effort; At the problems referred to above, common transport trolley has been proposed improvement, as to authorize publication number be the disclosed a kind of rudder stock device at handtruck of patent of invention of CN1745011B, it is provided with power transmission device and rudder stock is pumped and is converted to the coupling of wheel flutter actuation movement, coupling is set to have two control positions, a coupled position that is not driven fully and two delivering positions that propulsive effort is reverse, under the situation that the power that does not have rudder stock transmits, rudder stock is freely along the moving of direction opposite with setting propulsive effort transmission steering direction, and wheel can rotate freely along the propulsive effort direction of transfer, coupling comprises the interior cylindrical parts that has towards exterior cylindrical surfaces, the periphery on this surface has flat axial cutting place, in these cuttings place, be provided with roller in the roller rolling retainer; Also comprise and have the Outer cylindrical parts of cylindrical surface inwardly, and keep roller towards the roller rolling retainer that first direction drives, make when moving along a direction, these roller wedges are advanced between cutting place and the Outer cylindrical parts, when transmitting in the opposite direction, roller rolling retainer rotates along opposite direction, and when needs neutral gear or null position, roller rolling retainer does not then remain on roller, and the midway location that wedge advances can take place.
Technique scheme, though the rotation auxiliary wheel that can play by rudder stock rotate so that car starts comparatively labour-saving effect, yet its complex structure is difficult for implementing.
Summary of the invention
The driving and the brake equipment that the purpose of this invention is to provide a kind of transport trolley, adopt the form of ring gear and gear piece engagement to realize braking, pass through the cooperation of depression bar, handle and ring gear, gear piece simultaneously, when ring gear and gear piece engagement, make the rotation action of handle can drive the car walking, thereby make transport trolley can walk in uneven road surface comparatively effortlessly, and the present invention is simple in structure, easy to implement.
Above-mentioned technical purpose of the present invention is achieved by the following technical programs: a kind of driving of transport trolley and brake equipment, comprise wheel shaft, handle, be located at the drive wheel on the wheel shaft, be installed with inwall on the described drive wheel and be provided with the ring gear of tooth, described wheel shaft is provided with brake shoe brake cheek, and described brake shoe brake cheek comprises the gear piece that can mesh or throw off described ring gear; This kind driving and brake equipment also comprise the depression bar that links in described handle and described brake shoe brake cheek and make during in gear piece and ring gear engagement the rotation action of handle that described drive wheel is rotated.
Mode by gear piece and ring gear engagement realizes braking, thereby realizes that braking is rapid, does not have time-delay; And in braking procedure, the inconsistent face of ring gear and gear piece is perpendicular to the direction on the rotation trend of current ring gear, thereby makes that the wearing and tearing of ring gear and gear piece are less, the service life that is conducive to improve; The setting of depression bar has the present invention and drives the effect that drive wheel rotates, after gear piece and ring gear engagement, drive wheel is rotated, make transport trolley run into rough road surface, or during the fully loaded load of car, it is comparatively laborsaving that transport trolley is started.
As of the present invention preferred, described brake shoe brake cheek comprises the Brake Block be located on the wheel shaft, is used for the described gear piece of pulling to mesh the brake cable of described ring gear, described gear piece is connected in described Brake Block by fix shaft, and is connected with elastic component between described gear piece and the Brake Block.
Under the situation that does not spur brake cable, gear piece is thrown off in ring gear, and owing to the effect of elastic component is drawn close in Brake Block; Gear piece is engaged in ring gear after the pulling brake cable, unclamps then owing to the effect disengagement ring gear of elastic component is drawn close in Brake Block.
As of the present invention preferred, described brake shoe brake cheek comprises brake cable, be located at Brake Block on the wheel shaft, be connected in described Brake Block and an end can and can strut described gear piece to mesh the pivoted arm of described ring gear by described brake cable pulling, described gear piece is connected in described Brake Block by fix shaft, and is connected with elastic component between described gear piece and the Brake Block.
By the rotation of brake cable control pivoted arm, thereby make pivoted arm can strut gear piece so that gear piece is engaged in ring gear, during the releasing of brake line, then because the effect of elastic component makes gear piece throw off ring gear, pivoted arm is also owing to the pressure that is subjected to gear piece is replied.
As of the present invention preferred, described gear piece comprises left gear piece and the right gear piece that is rotationally connected mutually by fix shaft; Described brake shoe brake cheek comprises brake cable, be located at Brake Block, middle part on the wheel shaft be rotationally connected with described Brake Block and can by described brake cable pulling action control to strut described left gear piece and described right gear piece so that make described left gear piece and described right gear piece mesh described ring gear pivoted arm, can draw described left gear piece and right gear piece in to throw off the elastic component of described ring gear, described left gear piece and described right gear piece all are connected in described Brake Block by fix shaft.
Engagement by two gear pieces and ring gear realizes braking, improves braking effect on the one hand, also is conducive to further reduce wearing and tearing on the other hand.
As of the present invention preferred, described elastic component one end is connected in described left gear piece, and the other end is connected in described right gear piece.
As of the present invention preferred, described elastic component is two.
As of the present invention preferred, described elastic component is spring.
As of the present invention preferred, described depression bar one end is rotationally connected with described handle, and the other end is connected in described Brake Block.
As of the present invention preferred, described gear piece comprises by fix shaft and being rotationally connected mutually and left gear piece and the right gear piece of structure unanimity; Described brake shoe brake cheek comprises the Brake Block of pivot bush unit on described wheel shaft; Described left gear piece and right gear piece all are connected in described Brake Block by described fix shaft; Be provided with two springs that make two gear pieces have mutual gathering trend all the time between described left gear piece and the right gear piece; Be rotationally connected to be useful on by rotating shaft on the described Brake Block and overcome described spring tension to strut described left gear piece and described right gear piece and then to make two gear pieces be engaged in the pivoted arm of described ring gear; Be fixedly connected with connecting arm in the described rotating shaft; Described drive wheel has two, lays respectively at the both sides of described wheel shaft, and described ring gear has two, is located at respectively on the corresponding drive wheel; Described brake shoe brake cheek has two and corresponds respectively to corresponding ring gear; Be provided with between described two connecting arms for the stop line tailing axle of line Che Yiduan of connection, the described brake cable other end extends to described handle; Be provided with connecting rod between described two Brake Blocks; Described depression bar one end is rotationally connected with described handle, and the other end is connected in described connecting rod.
Another object of the present invention is to provide a kind of transport trolley, it comprises the described driving of above-mentioned each technical scheme and brake equipment.
In sum, the present invention has following beneficial effect: the present invention is simple in structure, and is easy to implement; Not only have good braking effect, and be conducive to drive comparatively effortlessly transport trolley, particularly when the fully loaded load of transport trolley or when meeting rough road surface, therefore be conducive to the economization manpower, increase work efficiency; Type of drive: if need to drive wheel is rotated forward, depress handle earlier, spur brake cable again and make gear piece and ring gear engagement, thereby drive wheel and depression bar, handle can be linked, therefore, when mentioning handle, drive wheel is rotated forward; If drive wheel is rotated backward, then the pulling brake cable makes gear piece and ring gear engagement earlier, depresses handle again, and drive wheel is rotated backward; So, particularly in transport trolley when heavy duty, when meeting rough road surface, play the effect of saving manpower; When being applicable to hydraulic carrier, before depressing or mentioning handle, should earlier the shift fork that is used for the action of primer fluid cylinder pressure being allocated to gear, thereby hydraulic actuating cylinder is failure to actuate in the rotation of handle.
Description of drawings
Fig. 1 is embodiment 1 structural representation;
Fig. 2 is embodiment 2 structural representations;
Fig. 3 is embodiment 3 structural representations;
Fig. 4 is embodiment 3 cutaway views, under the end that this moment, left gear piece and right gear piece can foldings is in;
Fig. 5 is depression bar scheme drawing among the embodiment 6.
Among the figure, 1, wheel shaft, 2, drive wheel, 211, tooth, 21, ring gear, 112, Brake Block, 111, gear piece one, 114, elastic component, 115, pivoted arm, 1111, left gear piece, 1112, right gear piece, 3, handle, 4, depression bar, 1121, fix shaft, 1151, rotating shaft, 1152, connecting arm, 1153, the line tailing axle, 1154, brake cable, 1122, connecting rod, 1141, fixed block.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is described in further detail.
This specific embodiment only is explanation of the invention; it is not limitation of the present invention; those skilled in the art can make the modification that does not have creative contribution to present embodiment as required after reading this specification sheets, but as long as all are subjected to the protection of patent law in claim scope of the present invention.
Embodiment 1: as shown in Figure 1, a kind of brake equipment of transport trolley comprises wheel shaft 1, and the two ends of wheel shaft 1 are respectively equipped with drive wheel 2, is fixedly connected with the ring gear 21 that inwall is provided with tooth 211 by screw on each drive wheel 2; Wheel shaft 1 is provided with brake shoe brake cheek, brake shoe brake cheek comprises the Brake Block of being located on the wheel shaft 1 112, and generally speaking, Brake Block 112 is rotationally connected with wheel shaft 1, under situation about not being connected between wheel shaft 1 and the drive wheel 2, Brake Block 112 also can be fixedly connected on wheel shaft 1, in hydraulic carrier, generally speaking, because the oil hydraulic cylinder lower end is connected in wheel shaft 1, therefore, Brake Block 112 generally all is to be rotationally connected with wheel shaft 1, is preferably pivot bush unit in wheel shaft 1; Brake Block 112 has two, is rotatably connected to a gear piece 111 by fix shaft 1121 on each Brake Block 112, also is provided with tooth on the gear piece 111, corresponds respectively to corresponding ring gear 21; Also be connected with elastic component 114 between each gear piece 111 and the corresponding Brake Block 112, be provided with fixed block 1141 at Brake Block 112, described elastic component 114 is connected in respective fixation piece 1141, elastic component 114 can be spring, two gear pieces 111 1 are provided with the line tailing axle between holding in the same way, the line tailing axle is provided with the brake cable for pulling gear piece 111, and line tailing axle and brake cable are not shown in Fig. 1; Under the situation that does not spur brake cable, gear piece 111 is owing to the effect of elastic component 114 is drawn in Brake Block 112, and drive wheel 2 can freely rotate; When the pulling brake cable, gear piece 111 is raised, thereby meshes with ring gear 21, and then plays the effect of braking; When the releasing of brake line, gear piece 111 is again owing to ring gear 21 is thrown off in the effect of elastic component 114; Fig. 1 is engagement.
Embodiment 2: as shown in Figure 2, a kind of brake equipment of transport trolley comprises wheel shaft 1, and the two ends of wheel shaft 1 are respectively equipped with drive wheel 2, is fixedly connected with the ring gear 21 that inwall is provided with tooth 211 by screw on each drive wheel 2; Wheel shaft 1 is provided with brake shoe brake cheek, brake shoe brake cheek comprises the Brake Block of being located on the wheel shaft 1 112, and generally speaking, Brake Block 112 is rotationally connected with wheel shaft 1, under situation about not being connected between wheel shaft 1 and the drive wheel 2, Brake Block 112 also can be fixedly connected on wheel shaft 1, in hydraulic carrier, generally speaking, because the oil hydraulic cylinder lower end is connected in wheel shaft 1, therefore, Brake Block 112 generally all is to be rotationally connected with wheel shaft 1, is preferably pivot bush unit in wheel shaft 1; Brake Block 112 has two, is rotatably connected to a gear piece 111 by fix shaft 1121 on each Brake Block 112, also is provided with tooth on the gear piece 111, corresponds respectively to corresponding ring gear 21; Also be connected with elastic component 114 between gear piece 111 and the corresponding Brake Block 112, be provided with fixed block 1141 at Brake Block 112, described elastic component 114 is connected in respective fixation piece 1141, and elastic component 114 can be spring; Also be rotatably connected to pivoted arm 115, two pivoted arms 115 1 on the Brake Block 112 and be provided with the line tailing axle between holding in the same way, the line tailing axle is provided with the brake cable for pulling pivoted arm 115, and line tailing axle and brake cable are not shown in the drawings; Under the situation that does not spur brake cable, gear piece 111 is owing to the effect of elastic component 114 is drawn in Brake Block 112, and drive wheel 2 can freely rotate; When the pulling brake cable, pivoted arm 115 rotates and struts gear piece 111, thereby makes gear piece 111 and ring gear 21 engagements, and then plays the effect of braking; When the releasing of brake line, gear piece 111 is thrown off ring gear 21 owing to the effect of elastic component 114 again, and pivoted arm 115 is owing to be subjected to also return of gear piece 111 pressure effects; Fig. 2 is engagement.
Embodiment 3: shown in Fig. 3,4, a kind of brake equipment of transport trolley comprises wheel shaft 1, and the two ends of wheel shaft 1 are respectively equipped with drive wheel 2, is fixedly connected with the ring gear 21 that inwall is provided with tooth 211 by screw on each drive wheel 2; Wheel shaft 1 is provided with brake shoe brake cheek, brake shoe brake cheek comprises the Brake Block of being located on the wheel shaft 1 112, and generally speaking, Brake Block 112 is rotationally connected with wheel shaft 1, under situation about not being connected between wheel shaft 1 and the drive wheel 2, Brake Block 112 also can be fixedly connected on wheel shaft 1, in hydraulic carrier, generally speaking, because the oil hydraulic cylinder lower end is connected in wheel shaft 1, therefore, Brake Block 112 generally all is to be rotationally connected with wheel shaft 1, is preferably pivot bush unit in wheel shaft 1; Brake Block 112 has two, corresponds respectively to corresponding ring gear 21, is rotatably connected to one group of gear piece by fix shaft 1121 on each Brake Block 112, and gear piece is provided with tooth, and every group of gear piece corresponds respectively to corresponding ring gear 21; Every group of gear piece all comprises the left gear piece 1111 and right gear piece 1112 that rotates and connect by corresponding fix shaft 1121; Also be rotatably connected to a pivoted arm 115 on each Brake Block 112, two pivoted arms 115 all are that the middle part is rotationally connected with corresponding Brake Block 112, the two ends of each pivoted arm 115 are used for strutting the left gear piece 1111 and right gear piece 1112 of respective sets gear piece, so that left gear piece 1111 can be engaged in corresponding ring gear 21 with right gear piece 1112; Also be connected with elastic component 114 between left gear piece 1111 on the same group and the right gear piece 2 1112, elastic component 114 can be spring; Elastic component 114 makes two gear pieces have mutual gathering trend all the time, be used for drawing in left gear piece 1111 and right gear piece 1112, so that gear piece is thrown off ring gear 21, elastic component 114 is two, and be positioned at the homonymy of fix shaft 1121, one end of each elastic component 114 is connected in left gear piece 1111, and the other end is connected in corresponding right gear piece 1112; Two pivoted arms 115 all are fixedly connected with a connecting arm 1152 with the rotating shaft 1151 that corresponding Brake Block 112 is rotationally connected, connect wired tailing axle 1153 between two connecting arms 1152, the line tailing axle is provided with the brake cable for pulling pivoted arm 115, and brake cable is not shown in the drawings; Under the situation that does not spur brake cable, left gear piece 1111 and right gear piece 1112 are owing to the effect of elastic component 114 is drawn close in Brake Block 112, and drive wheel 2 can freely rotate; When the pulling brake cable, pivoted arm 115 rotates and struts left gear piece 1111 and right gear piece 1112, thereby makes left gear piece 1111, right gear piece 1112 and ring gear 21 engagements, and then plays the effect of braking; When the releasing of brake line, left gear piece 1111, right gear piece 1112 are thrown off ring gear 21 owing to the effect of elastic component 114 again, and pivoted arm 115 is owing to the pressure effect that is subjected to left gear piece 1111, right gear piece 1112 also return; Fig. 3 is engagement.
Embodiment 4: a kind of driving of transport trolley and brake equipment, with the difference of embodiment 1 in, present embodiment also comprises handle, an end is rotationally connected with handle and the other end is connected in the depression bar of two Brake Blocks 112; Thereby after gear piece 111 and ring gear 21 engagements, the rotation by handle is rotating drive wheel 2 comparatively effortlessly.
Embodiment 5: a kind of driving of transport trolley and brake equipment, with the difference of embodiment 2 in, present embodiment also comprises handle, an end is rotationally connected with handle and the other end is connected in the depression bar of two Brake Blocks 112; Thereby after gear piece 111 and ring gear 21 engagements, the rotation by handle is rotating drive wheel 2 comparatively effortlessly.
Embodiment 6: referring to Fig. 3, Fig. 4 and Fig. 5, a kind of driving of transport trolley and brake equipment, with the difference of embodiment 3 in, present embodiment also comprises handle 3, an end is rotationally connected with handle 3 and the other end links in the depression bar 4 of Brake Block 112; Between two Brake Blocks 112, be provided with connecting rod 1122, depression bar 4 one ends are connected in connecting rod 1122, thereby after two groups of gear pieces and 21 engagements of corresponding ring gear, rotation by handle 3 rotating drive is comparatively effortlessly taken turns 2 brake cable 1154 and is extended to handle 3 from line tailing axle 1153, so that operating personal operation, not being connected between brake cable 1154 and the line tailing axle 1153 illustrates in the drawings; Ring gear 21, elastic component 114 are not shown among Fig. 5, and not shown tooth for engagement gear piece 21 on the gear piece shown in this Fig.
Embodiment 7: a kind of transport trolley, it comprises embodiment 1.
Embodiment 8: a kind of transport trolley, it comprises embodiment 2.
Embodiment 9: a kind of transport trolley, it comprises embodiment 3.
Embodiment 10: a kind of transport trolley, it comprises embodiment 4.
Embodiment 11: a kind of transport trolley, it comprises embodiment 5.
Embodiment 12: a kind of transport trolley, it comprises embodiment 6.
The gear piece of above-described embodiment and the engagement of ring gear or disengagement action also can be other structure or the devices that can realize this action, also are not limited only in fact also can be the auto-action form with the brake cable pulling.
Claims (10)
1. the driving of a transport trolley and brake equipment, comprise wheel shaft (1), handle (3), be located at the drive wheel (2) on the wheel shaft (1), it is characterized in that, be installed with inwall on the described drive wheel (2) and be provided with the ring gear (21) of tooth (211), described wheel shaft (1) is provided with brake shoe brake cheek, and described brake shoe brake cheek comprises the gear piece (111) that can mesh or throw off described ring gear (21); This kind driving and brake equipment also comprise and linking in described handle (3) and described brake shoe brake cheek and the depression bar (4) that makes during with ring gear (21) engagement the rotation action of handle (3) that described drive wheel (2) is rotated at gear piece (111).
2. the driving of a kind of transport trolley according to claim 1 and brake equipment, it is characterized in that, described brake shoe brake cheek comprises the Brake Block (112) be located on the wheel shaft (1), is used for the brake cable (1154) of pulling described gear piece (111) to mesh described ring gear (21), described gear piece (111) is connected in described Brake Block (112) by fix shaft (1121), and is connected with elastic component (114) between described gear piece (111) and the Brake Block (112).
3. the driving of a kind of transport trolley according to claim 1 and brake equipment, it is characterized in that, described brake shoe brake cheek comprises brake cable (1154), be located at the Brake Block (112) on the wheel shaft (1), be connected in described Brake Block (112) and an end and can strut the pivoted arm (115) of described gear piece (111) to mesh described ring gear (21) by described brake cable (1154) pulling, described gear piece (111) is connected in described Brake Block (112) by fix shaft (1121), and is connected with elastic component (114) between described gear piece (111) and the Brake Block (112).
4. the driving of transport trolley according to claim 1 and brake equipment is characterized in that, described gear piece (111) comprises the left gear piece (1111) and right gear piece (1112) that is rotationally connected mutually by fix shaft (1121); Described brake shoe brake cheek comprises brake cable (1154), be located at the Brake Block (112) on the wheel shaft (1), the middle part is rotationally connected with described Brake Block (112) and can is controlled to strut described left gear piece (1111) and described right gear piece (1112) and then be made described left gear piece (1111) and described right gear piece (1112) meshes the pivoted arm (115) of described ring gear (21) by described brake cable (1154) pulling action, can draw described left gear piece (1111) and the elastic component (114) of right gear piece (1112) to throw off described ring gear (21) in, described left gear piece (1111) all passes through fix shaft (1121) with described right gear piece (1112) and is connected in described Brake Block (112).
5. the driving of a kind of transport trolley according to claim 4 and brake equipment is characterized in that, described elastic component (114) one ends are connected in described left gear piece (1111), and the other end is connected in described right gear piece (1112).
6. according to driving and the brake equipment of each described a kind of transport trolley of claim 2 to 5, it is characterized in that described elastic component (114) is two.
7. according to driving and the brake equipment of each described a kind of transport trolley of claim 2 to 5, it is characterized in that described elastic component (114) is spring.
8. according to driving and the brake equipment of each described a kind of transport trolley of claim 2 to 5, it is characterized in that described depression bar (4) one ends are rotationally connected with described handle (3), the other end is connected in described Brake Block (112).
9. the driving of a kind of transport trolley according to claim 1 and brake equipment is characterized in that, described gear piece (111) comprises by fix shaft (1121) and being rotationally connected mutually and the left gear piece (1111) of structure unanimity and right gear piece (1112); Described brake shoe brake cheek comprises the Brake Block (112) of pivot bush unit on described wheel shaft (1); Described left gear piece (1111) all passes through described fix shaft (1121) with right gear piece (1112) and is connected in described Brake Block (112); Be provided with two springs that make two gear pieces have mutual gathering trend all the time between described left gear piece (1111) and the right gear piece (1112); Described Brake Block (112) upward is rotationally connected to be useful on by rotating shaft (1151) and overcomes described spring tension to strut described left gear piece (111) with described right gear piece (1112) and then to make two gear pieces be engaged in the pivoted arm (115) of described ring gear (21); Be fixedly connected with connecting arm (1152) in the described rotating shaft (1151); Described drive wheel (2) has two, lays respectively at the both sides of described wheel shaft (1), and described ring gear (21) has two, is located at respectively on the corresponding drive wheel (2); Described brake shoe brake cheek has two and corresponds respectively to corresponding ring gear (21); Be provided with between described two connecting arms (1152) for the stop line tailing axle (1153) of line Che Yiduan of connection, described brake cable (1154) other end extends to described handle (3); Be provided with connecting rod (1122) between described two Brake Blocks (112); Described depression bar (4) one ends are rotationally connected with described handle (3), and the other end is connected in described connecting rod (1122).
10. a transport trolley is characterized in that, it comprises the described driving of above-mentioned each claim and brake equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310078065.3A CN103183046B (en) | 2013-03-12 | 2013-03-12 | A kind of transport trolley and driving thereof and brake equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310078065.3A CN103183046B (en) | 2013-03-12 | 2013-03-12 | A kind of transport trolley and driving thereof and brake equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103183046A true CN103183046A (en) | 2013-07-03 |
| CN103183046B CN103183046B (en) | 2015-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310078065.3A Active CN103183046B (en) | 2013-03-12 | 2013-03-12 | A kind of transport trolley and driving thereof and brake equipment |
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| CN (1) | CN103183046B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3549161A (en) * | 1968-09-20 | 1970-12-22 | Russell J Pusztay | Power assist hand truck |
| US3937479A (en) * | 1972-03-30 | 1976-02-10 | Dalton Virgil D | Dolly for moving and positioning vehicles |
| CN1745011A (en) * | 2003-01-31 | 2006-03-08 | Bt工业公司 | Device at handtruck |
| US20080276427A1 (en) * | 2007-05-08 | 2008-11-13 | Metalurgica Schioppa Ltda. | Rotating caster used in children's furniture |
| CN203186378U (en) * | 2013-03-12 | 2013-09-11 | 浙江诺力机械股份有限公司 | Carrier and driving and braking device thereof |
-
2013
- 2013-03-12 CN CN201310078065.3A patent/CN103183046B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3549161A (en) * | 1968-09-20 | 1970-12-22 | Russell J Pusztay | Power assist hand truck |
| US3937479A (en) * | 1972-03-30 | 1976-02-10 | Dalton Virgil D | Dolly for moving and positioning vehicles |
| CN1745011A (en) * | 2003-01-31 | 2006-03-08 | Bt工业公司 | Device at handtruck |
| US20080276427A1 (en) * | 2007-05-08 | 2008-11-13 | Metalurgica Schioppa Ltda. | Rotating caster used in children's furniture |
| CN203186378U (en) * | 2013-03-12 | 2013-09-11 | 浙江诺力机械股份有限公司 | Carrier and driving and braking device thereof |
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| Publication number | Publication date |
|---|---|
| CN103183046B (en) | 2015-10-28 |
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Address after: 313100 Changxing County, Huzhou, Taihu street, long State Road, No. 528, No. Patentee after: Connaught machinery Limited by Share Ltd Address before: 313100 Changxing County Economic Development Zone, Zhejiang, Huzhou, No. 1 road, No. 58 Patentee before: Zhejiang Nuoli Machinery Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 313100 No. 528 Changzhou Road, Changxing County Taihu street, Huzhou, Zhejiang. Patentee after: Nuo intelligent equipment Limited by Share Ltd Address before: 313100 No. 528 Changzhou Road, Changxing County Taihu street, Huzhou, Zhejiang. Patentee before: Connaught machinery Limited by Share Ltd |