US Patent 11912249 Powered jacking mechanism for semi-trailer landing gear
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US Patent 11912249 Powered jacking mechanism for semi-trailer landing gear
Article
Patent abstract
A powered jacking mechanism for semi-trailer landing gear is disclosed. The mechanism includes a coupling for attachment to an operating rod of a semi-tractor trailer landing gear jack. The coupling includes an idler sleeve for retaining the manual jack handle with the trailer during powered operation of the jack. The coupling includes a modified drive socket for selective coupling with either a drive end of the manual jack handle and a drive bit coupled to a rotary drive unit. In preferred embodiments, the rotary drive unit is a cordless screwdriver.
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Patent Number
Patent Inventor Names
Ambrose Bedel0
Date of Patent
February 27, 2024
0Patent Application Number
174571900
Date Filed
December 1, 2021
0Patent Citations
Patent Primary Examiner
CPC Code
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