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US Patent: 577,250
Pipe Wrench
Patentee:
Charles Grogan (exact or similar names) - Gate City, Scott County, VA

USPTO Classifications:
81/175, 81/94

Tool Categories:
wrenches : pipe wrenches

Assignees:
Charles Grogan - Gate City, Scott County, VA
Harry P. Grogan - Gate City, Scott County, VA
George A. Ewing - Gate City, Scott County, VA
R. F. McConnell - Gate City, Scott County, VA

Manufacturer:
Not known to have been produced

Witnesses:
George W. Hickam
W. W. Nickels
J. E. Luckett
L. Dieterich

Patent Dates:
Applied: Aug. 26, 1896
Granted: Feb. 16, 1897

Patent Pictures:
Charles Grogan patent February 16, 1897
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Description:
Fred G Dieterich & Co. - patent attorneys

What I claim, and desire to secure by Letters Patent, is—

1. A pipe wrench comprising a body portion slotted at a point near its front end, and such end terminating in a fixed jaw, and having at a point in line with its slot way elongated slots in its side members extending in the direction of the grip-point of the jaws, of a revolving jaw having eccentrically arranged biting seats, having its journals seated in the elongated slots and means for moving the revolving jaw toward the fixed jaw and holding it to its adjusted positions substantially as shown and described.

2. In a pipe-wrench the combination with the body member A having a fixed jaw elongated slots and guides of the revolving jaw, having its journals extended through the slots, the journal-blocks held to slide in the guides and means for adjusting the blocks secured to the body all arranged substantially as shown and for the purposes described.

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