Combined chuck wrench and electric plug

Details Combined chuck wrench and electric plug Combined chuck wrench and electric plug

1977-10-07

1979-03-20

Abrams, Neil

Geometrical instruments

81 90A, 279 1K, 339147P, 339218R, B25B 1344, H01R 300, H01R 1340

Patent

active

041451023

ABSTRACT:
Combined chuck wrench and electric plug, wherein the handle or shaft of a chuck wrench structure is molded into the body of the electric plug, the operating wrench end extending from the electric plug body in a position for use in adjusting, tightening and releasing a chuck. The electric plug must be removed from a socket before the chuck wrench may be used, thereby insuring the user against the possibility of incurring an electric shock and against the possibility of injury from operation of a tool while the chuck is being adjusted.

REFERENCES:
patent: 2257559 (1941-09-01), Albertson
patent: 2941426 (1960-06-01), Muller et al.
patent: 3049946 (1962-08-01), Schelke
patent: 3761654 (1973-09-01), Davis

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