CN107031693B - 手推车 - Google Patents
手推车 Download PDFInfo
- Publication number
- CN107031693B CN107031693B CN201710245014.3A CN201710245014A CN107031693B CN 107031693 B CN107031693 B CN 107031693B CN 201710245014 A CN201710245014 A CN 201710245014A CN 107031693 B CN107031693 B CN 107031693B
- Authority
- CN
- China
- Prior art keywords
- contact position
- friction element
- shell
- friction
- extrusion
- 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.)
- Active
Links
- 238000001125 extrusion Methods 0.000 claims abstract description 61
- 235000004443 Ricinus communis Nutrition 0.000 claims abstract description 16
- 238000001514 detection method Methods 0.000 claims description 21
- 240000000528 Ricinus communis Species 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B5/00—Accessories or details specially adapted for hand carts
- B62B5/04—Braking mechanisms; Locking devices against movement
- B62B5/0404—Braking mechanisms; Locking devices against movement automatic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B5/00—Accessories or details specially adapted for hand carts
- B62B5/04—Braking mechanisms; Locking devices against movement
- B62B5/0485—Braking mechanisms; Locking devices against movement by braking on the running surface, e.g. the tyre
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
Abstract
Description
Claims (7)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710245014.3A CN107031693B (zh) | 2017-04-14 | 2017-04-14 | 手推车 |
PCT/CN2018/083001 WO2018188650A1 (zh) | 2017-04-14 | 2018-04-13 | 用于手推车的脚轮和手推车 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710245014.3A CN107031693B (zh) | 2017-04-14 | 2017-04-14 | 手推车 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107031693A CN107031693A (zh) | 2017-08-11 |
CN107031693B true CN107031693B (zh) | 2019-05-17 |
Family
ID=59535142
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710245014.3A Active CN107031693B (zh) | 2017-04-14 | 2017-04-14 | 手推车 |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN107031693B (zh) |
WO (1) | WO2018188650A1 (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107031693B (zh) * | 2017-04-14 | 2019-05-17 | 无锡知谷网络科技有限公司 | 手推车 |
CN107719424A (zh) * | 2017-09-27 | 2018-02-23 | 嘉善银海秸秆回收有限公司 | 一种生物有机肥生产用运输装置 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4424885A (en) * | 1981-08-26 | 1984-01-10 | Equipment Company Of America | Brake assembly for pallet lift truck |
CN2273269Y (zh) * | 1996-09-02 | 1998-01-28 | 美国骑士杰儿童用品有限公司 | 万向、定向、制动一体化装置 |
GB2317209A (en) * | 1996-09-06 | 1998-03-18 | Twil Handling & Display Ltd | Brake mechanism |
CN2637217Y (zh) * | 2003-08-18 | 2004-09-01 | 禾达(广州)物流器材有限公司 | 多功能轮组 |
WO2012001717A1 (en) * | 2010-07-02 | 2012-01-05 | Ru In Car Srl | Braking assembly, particularly for wheels of trolleys, bins and manually moved structures in general |
CN204774368U (zh) * | 2015-06-08 | 2015-11-18 | 好孩子儿童用品有限公司 | 儿童车轮及儿童推车 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE0300477L (sv) * | 2003-02-24 | 2004-01-20 | Dolomite Ab | Anordning för att bromsa en rollator |
AU2003902787A0 (en) * | 2003-06-04 | 2003-06-19 | John Keith Marlow | Improvements to hand propelled vehicles |
CN203511738U (zh) * | 2013-10-19 | 2014-04-02 | 西安科技大学 | 手推车辅助制动装置 |
CN204020415U (zh) * | 2014-07-02 | 2014-12-17 | 蔡博全 | 脚轮刹车结构 |
CN107031693B (zh) * | 2017-04-14 | 2019-05-17 | 无锡知谷网络科技有限公司 | 手推车 |
-
2017
- 2017-04-14 CN CN201710245014.3A patent/CN107031693B/zh active Active
-
2018
- 2018-04-13 WO PCT/CN2018/083001 patent/WO2018188650A1/zh active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4424885A (en) * | 1981-08-26 | 1984-01-10 | Equipment Company Of America | Brake assembly for pallet lift truck |
CN2273269Y (zh) * | 1996-09-02 | 1998-01-28 | 美国骑士杰儿童用品有限公司 | 万向、定向、制动一体化装置 |
GB2317209A (en) * | 1996-09-06 | 1998-03-18 | Twil Handling & Display Ltd | Brake mechanism |
CN2637217Y (zh) * | 2003-08-18 | 2004-09-01 | 禾达(广州)物流器材有限公司 | 多功能轮组 |
WO2012001717A1 (en) * | 2010-07-02 | 2012-01-05 | Ru In Car Srl | Braking assembly, particularly for wheels of trolleys, bins and manually moved structures in general |
CN204774368U (zh) * | 2015-06-08 | 2015-11-18 | 好孩子儿童用品有限公司 | 儿童车轮及儿童推车 |
Also Published As
Publication number | Publication date |
---|---|
CN107031693A (zh) | 2017-08-11 |
WO2018188650A1 (zh) | 2018-10-18 |
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GR01 | Patent grant | ||
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PP01 | Preservation of patent right |
Effective date of registration: 20190906 Granted publication date: 20190517 |
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PP01 | Preservation of patent right | ||
PD01 | Discharge of preservation of patent |
Date of cancellation: 20201221 Granted publication date: 20190517 |
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PD01 | Discharge of preservation of patent | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210104 Address after: 7 / F, building 18, 3265 Jinhai Road, Fengxian District, Shanghai Patentee after: Shanghai Yihang Network Technology Co.,Ltd. Address before: 214028 3rd floor, building B1, science and technology business center, Airport Industrial Park, 35 Changjiang South Road, Xinwu District, Wuxi City, Jiangsu Province Patentee before: CHIGOO INTERACTIVE TECHNOLOGY Co.,Ltd. |
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TR01 | Transfer of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: wheelbarrow Effective date of registration: 20230510 Granted publication date: 20190517 Pledgee: Industrial Bank Co.,Ltd. Shanghai West sub branch Pledgor: Shanghai Yihang Network Technology Co.,Ltd. Registration number: Y2023310000180 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20190517 Pledgee: Industrial Bank Co.,Ltd. Shanghai West sub branch Pledgor: Shanghai Yihang Network Technology Co.,Ltd. Registration number: Y2023310000180 |