Locks – Portable
Patent
1996-01-11
1997-10-14
Gall, Lloyd A.
Locks
Portable
70 58, 70164, 70232, 70258, E05B 7300
Patent
active
056759975
ABSTRACT:
A locking device to fit over a tractor trailer or container carrier glad hand air coupling consists of a rectangular cage of cut structural steel with a drilled pin hole and a welded perpendicular flange with a hasp hole as one piece and an angle flange with a hasp hole and plug welded pin as a second piece. In use the flanged cage is placed over the air coupling with the pin hole over the air hole and the pin passed through the pin hole into the air hole and the hasp of a padlock passed through the hasp holes and locked to secure the air coupling. The locking device is fabricated from structural steel and angle irons using conventional cutting, drilling and welding techniques.
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Gall Lloyd A.
Luchs James K.
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