Trailer lock
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Dec 14, 2004
Grant Date -
N/A
app pub date -
Sep 10, 2003
filing date -
Sep 10, 2003
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A trailer lock comprises a rocket bolt, a lock body, and a chain couple. The inner side of the fixed end in the rocket bolt and one of the lock bodies individually has a mounting segment for matching a chain couple with a two-end mounting part and its connection. By the winch design of the chain, it can winch the carrying goods such as bicycle of the supporting base in the end of the car for achieving anti-theft purpose on carrying goods.
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