High torque output, collapsible and light weight wrench

Details High torque output, collapsible and light weight wrench High torque output, collapsible and light weight wrench

1984-05-01

1986-01-14

Smith, James G.

Tools

Wrench, screwdriver, or driver therefor

Handle or shank

811247, B25B 1300

Patent

active

045639205

ABSTRACT:
A high torque output, collapsible and light weight wrench including a head portion with work engaging surfaces and two handle members, one handle member being flexible and of minimum cross sectional area and the other being rigid and composed of two or more component units. All portions, members and units of members of said wrench are loosely removably interconnected such that they remain in assembled relationship when said wrench is in operation, during which time the flexible handle member remains in a state of tension and the rigid handle member remains in a state of compression, such that bending forces are eliminated and lighter material may be used in their construction.

REFERENCES:
patent: 2657603 (1953-11-01), Evans
patent: 2875658 (1959-03-01), Benjamin
patent: 3691877 (1972-09-01), Harris
patent: 3715937 (1973-02-01), Cade et al.
patent: 3897702 (1975-08-01), Rovai

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