Self-supporting nesting cart
US3971568A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Jan 31, 1975 |
| Grant date | Jul 27, 1976 |
| Priority date | — |
| Expiry date | Jan 31, 1995 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62B3/184
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An improved self-supporting nesting cart comprising a rigid end frame and a swivel end frame spatially positioned by back frame means supporting at least one folding shelf disposed between the rigid end frame and the swivel end frame, the cart having a use profile and a nesting profile. In the nesting profile, the shelf is positioned in a folded-in position and the swivel end frame is positioned in a folded position. Selectively engageable latching means retain the shelf in the folded-in position and the swivel end frame in the folded position when the cart is in the nesting profile. Catch means interconnect adjacent carts while nesting, and tow bar means permit single or plural cart transporting.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.