Lock device with accidental locking prevention

Locks – Portable – Padlocks

Patent

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Details

70 52, 70128, 70389, 70DIG79, E05B 6736

Patent

active

057132240

ABSTRACT:
A lock device includes a body having a lock core mounted therein and a first hole. A casing is securely mounted around the body. The casing includes a second hole in alignment with the first hole of the body. A first side of the casing includes a rectangular slot defined therein and a side slot in communication with the rectangular slot. A hollow guiding member is securely attached to a second side of the casing and has a through hole in alignment with the first and second holes. The guiding member includes a non-linear guiding slot defined in a periphery thereof, the non-linear guiding slot including a section which extends in a direction having an angle with a longitudinal axis of the first and second holes. A latch rod extends through the first and second holes. The latch rod includes a first enlarged end located on the first side of the casing and a second end having a pin hole therein, a spring mounted therearound and adjacent to the first enlarged end thereof, an annular recess defined in a mediate portion thereof, and a guiding pin slidably mounted in the guiding slot, the guiding pin being partially received in the pin hole and extending beyond the guiding slot.

REFERENCES:
patent: 1453139 (1923-04-01), Huston
patent: 1846822 (1932-02-01), Vogt
patent: 1873462 (1932-08-01), North
patent: 1907625 (1933-05-01), Vogt
patent: 2098249 (1937-11-01), Kistner
patent: 2395762 (1946-02-01), Rober
patent: 2656704 (1953-10-01), Mancuso
patent: 2845789 (1958-08-01), Kistner
patent: 3082617 (1963-03-01), Kerman
patent: 4183235 (1980-01-01), Coralli et al.
patent: 4565078 (1986-01-01), Soloman

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