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US Patent: 2,912,891
Adjustable Box Wrench
Patentee:
Ted Neff - San Bernardino, CA

USPTO Classifications:
81/166, 81/167

Tool Categories:
wrenches : wrench adjustment types : screw adjust wrenches

Assignees:
None

Manufacturer:
Hunter Tools - Huntingdon Valley, PA

Witnesses:
none listed

Patent Dates:
Applied: Oct. 14, 1957
Granted: Nov. 17, 1959

Patent Pictures: [ 1 | 2 ]
Ted Neff patent November 17, 1959
USPTO pdf tiff
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Description:
Screw adjustable hexagon box end. The shank of the movable jaw is in line with the main handle. Produced as ADJUST-A-BOX, in a range of sizes. One manufacturer identified from an ad in January 1969 POPULAR SCIENCE.

Patents cited as references: 390,422, 509,252, 875,702, 1,284,731, 1,359,403, 1,697,764, and 2,610,534.

Neff continued working on this concept, producing later patent nos. 3,173,317 and D409,462.

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