JEFTS G BEEDE
Engineering in Southborough, MA
License number
Massachusetts 11997
Issued Date
Jan 25, 1960
Expiration Date
Jun 30, 1990
Type
Mechanical Engineer
Address
Address
Southborough, MA 01745
Professional information
Combination Lock
US Patent:
4220023, Sep 2, 1980
Filed:
Oct 2, 1978
Appl. No.:
5/947495
Inventors:
Jefts G. Beede - Fayville MA
International Classification:
E05B 3702
US Classification:
70312
Abstract:
A combination lock which may be set to a desired combination at one side of the door on which the lock is mounted and which may be unlocked from the outside of the door by one knowing the combination. The mechanism includes a plurality of barrels each having two thimbles, one at the inside and one at the outside of the door, the outside thimbles each having a connection with its barrel to turn the same according to a preset condition accomplished by the inside thimble.