Stud mounted hoist ring

Details Stud mounted hoist ring Stud mounted hoist ring

1994-10-27

1996-12-24

Kramer, Dean

Handling: hand and hoist-line implements

Contact lens applicator

403 78, 403164, 410101, B66C 166, F16G 1508

Patent

active

055868010

ABSTRACT:
A stud mounted hoist assembly for lifting, moving, suspending, or loading material and equipment during construction comprises a ring assembly, a welding stud anchor, and a bushing having a chamfered inner cylindrical surface to accommodate weld flash when mounting the assembly to a load or overhead structure. The bushing and ring assembly provide pivot and swivel capability to the mount. One operator can quickly and securely install a temporary lifting point where and when needed without the assistance of support personnel.

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patent: 4431352 (1984-02-01), Andrews
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patent: 4570987 (1986-02-01), Wong et al.
patent: 4592686 (1986-06-01), Andrews
patent: 4641986 (1987-02-01), Tsui et al.
patent: 4684304 (1987-08-01), Franks
patent: 4705422 (1987-11-01), Tsui et al.
patent: 4850772 (1989-07-01), Jenkins
patent: 5393164 (1995-02-01), Renner et al.

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