Structural member with forward guide and rearward mounting components
US4795405A · kind A · utility
9Cited by
6References
2Claims
0Family size
Inventor
Key dates
| Filing date | Aug 17, 1987 |
| Grant date | Jan 3, 1989 |
| Priority date | — |
| Expiry date | Aug 17, 2007 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66B7/02
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
The present invention provides a structural member for use in theatrical rigging formed by forward and rearward components integrated with one another. The forward component comprises a counterweight guide and the rearward component comprises a hollow mount with an axially extending undercut slot for slidably receiving securing members to be affixed to a support for the structural member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.