Title:
手押し式運搬車
Document Type and Number:
Japanese Patent JP7319859
Kind Code:
B2
Abstract:
To provide a technique for preventing slipping of driving wheels when a hand push type carrier travels on an irregular ground.SOLUTION: A hand push type carrier may have a prime mover, a chassis frame, a front wheel unit supported by the chassis frame, and a rear wheel unit supported by the chassis frame so as to be swingable around a swing shaft extending in a fore and aft direction. The front wheel unit may have a first front wheel and a second front wheel driven by the prime mover. The rear wheel unit may have a rear wheel frame extending in a direction orthogonal to the swing shaft, and a first rear wheel and a second rear wheel supported by the rear wheel frame. When the hand push type carrier is viewed in plan view from the rear part, the swing shaft may be arranged above a straight line passing through the upper end of the first rear wheel and the upper end of the second rear wheel.SELECTED DRAWING: Figure 38
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Inventors:
Susumu Kato
Tomonobu Nashimoto
Kohei Oishi
Yasuo Ifuku
Tomonobu Nashimoto
Kohei Oishi
Yasuo Ifuku
Application Number:
JP2019146879A
Publication Date:
August 02, 2023
Filing Date:
August 08, 2019
Export Citation:
Assignee:
Makita Corporation
International Classes:
B62B3/00
Domestic Patent References:
| JP54127351U | ||||
| JP63115871U | ||||
| JP2019098803A | ||||
| JP3210118U | ||||
| JP59006503U | ||||
| JP201256444A |
Foreign References:
| US9908570 | ||||
| DE102011076517A1 |
Attorney, Agent or Firm:
Patent Attorney Corporation Kaiyu International Patent Office