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US Patent: 1,614,301
Compound Lever Valve Spring Lifter
Patentee:
Willis F. Hobbs - Bridgeport, Fairfield County, CT

USPTO Classifications:
29/218, 81/302

Tool Categories:
specialty tools : valve spring tools

Assignees:
Bridgeport Hardware Mfg. Co. - Bridgeport, Fairfield County, CT

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: Sep. 24, 1926
Granted: Jan. 11, 1927

Patent Pictures:
Willis F. Hobbs patent January 11, 1927
USPTO pdf tiff
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Description:
Compare the action of this design to Fairmount (pat. no. 1,316,219) and Kraemer (pat. nos. 1,035,974 and 1,147,804) valve lifters.

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