Gripping tool

Details Gripping tool Gripping tool

1982-02-22

1984-11-06

Schmidt, Frederick R.

Metal working

Means to assemble or disassemble

Means comprising hand manipulatable tool

52DIG1, 221 93, 221279, B25B 2700

Patent

active

044803699

ABSTRACT:
Stressing tendons used in prestressing concrete are generally anchored to the concrete by wedge plates which are embedded in the concrete. The anchorage is accomplished by the use of gripping wedges which are placed around the stressing tendons and into the wedge plates.
A gripping tool is provided which inserts and seats, in a single operation, gripping wedges. The tool is generally comprised of a holding and guiding piece and a sliding mechanism.

REFERENCES:
patent: 2253885 (1941-08-01), Bregou
patent: 2407409 (1946-09-01), Farries
patent: 2431121 (1947-11-01), Hunter
patent: 2438642 (1948-03-01), Martin
patent: 2601852 (1952-07-01), Wendt
patent: 3669310 (1972-06-01), Zackheim
patent: 3854625 (1974-12-01), Kuebler
patent: 3908859 (1975-09-01), Hohmann
patent: 4113143 (1978-09-01), Spagnola, Jr.
patent: 4174048 (1979-11-01), Volpe, Jr.
patent: 4243153 (1981-01-01), Mitchell

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