US Patent: 2,283,382 - Ratchet Mechanism


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US Patent: 2,283,382

Ratchet Mechanism

Patentee:

Siegmund Mandl (exact or similar names) - Milwaukee, WI

USPTO Classifications:

192/43.2

Tool Categories:

wrenches : ratchet wrenches

Assignees:

Blackhawk Mfg. Co. - Milwaukee, WI

Manufacturer:

Not known to have been produced

Witnesses:

none listed

Patent Dates:
Applied:	Jan. 18, 1940
Granted:	May 19, 1942

Patent Pictures:

Siegmund Mandl patent May 19, 1942

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Description:

The ratchet is of the "single dog" reversible type. Figs. 6, 7 and 8 show different styles of "reversing rings" matching styles used in other BLACKHAWK ratchets. The internal ratchet mechanism also appears in an "in-line" ratchet in patent no. 2,286,917.

The handle end was divided off into a separate patent application and received patent no. 2,282,148. Cited as "reference" in 2,554,990.

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