发明授权
- 专利标题: Mobile structure
- 专利标题(中): 移动结构
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申请号: US891882申请日: 1978-03-30
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公开(公告)号: US4322925A公开(公告)日: 1982-04-06
- 发明人: Alfred J. Geisler, Jr.
- 申请人: Alfred J. Geisler, Jr.
- 专利权人: Geisler Jr Alfred J
- 当前专利权人: Geisler Jr Alfred J
- 主分类号: A01K1/00
- IPC分类号: A01K1/00 ; A01K3/00 ; E04B1/19 ; E04B1/343 ; E04B1/34 ; E04H1/12
摘要:
A mobile structure is provided which comprises flexible joint assemblies with increased flexibility in a vertical direction and increased rigidity in the horizontal direction to facilitate towing over uneven terrain and further comprising free wheeling dish-like castor assemblies supporting the structure.
公开/授权文献
- US5275803A Liquid dentifrices 公开/授权日:1994-01-04
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