Tools – Wrench – screwdriver – or driver therefor – Turret head
Patent
1986-09-10
1987-09-22
Schmidt, Frederick R.
Tools
Wrench, screwdriver, or driver therefor
Turret head
81 98, B25B 1300
Patent
active
046947116
ABSTRACT:
A wrench adjustable for use with various size workpieces is disclosed. The wrench has a rearward gripping portion and a forward portion being integral therewith. The forward portion has a slot formed laterally therethrough and further has an aperture including a gripping portion formed therethrough. A wrench plate is rotatably received in the slot. This wrench plate includes a periphery having a plurality of notches formed therein. Each of said notches may be selectively positioned in communication with the aperture, whereby the workpiece may be disposed between the gripping portion of the aperture and a selective notch of the wrench plate where it is gripped for the tightening or removal thereof. If desired, a detent member is also provided for maintaining the wrench plate in a stationary position during the use thereof.
REFERENCES:
patent: 701462 (1902-06-01), Behmann et al.
patent: 1168204 (1916-01-01), Helstrom
patent: 3670604 (1972-06-01), Fromell
patent: 4084456 (1978-04-01), Pasbrig
Bloom Leonard
Hartman Judy J.
Schmidt Frederick R.
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