Quick-connect sectional boom members for cranes and the like
US5199586A · kind A · utility
25Cited by
10References
35Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 25, 1991 |
| Grant date | Apr 6, 1993 |
| Priority date | — |
| Expiry date | Jul 25, 2011 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66C23/70
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A quick-connect system is disclosed for sectional boom members for cranes and the like. The sectional boom members comprise chords for carrying compressive loads, each chord terminating in an end configured to abut against an end of a chord of an adjacent sectional boom member. The quick-connect system comprises at least one easily alignable connector secured to the ends of at least one of the chords, the connector comprising a compressive load bearing surface intersected by the intersection of the vertical and horizontal neutral axes of the chord to which the connector is attached.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.