Magnetic key operated hotel door lock

Details Magnetic key operated hotel door lock Magnetic key operated hotel door lock

1979-08-09

1982-01-26

Frazier, Roy D.

Locks

Operating mechanism

Using a powered device

70222, 70382, 70395, 70400, 70413, 70423, 70432, E05B 1310, E05B 1900, E05B 3508, E05B 4700

Patent

active

043121985

ABSTRACT:
A mechanical magnetic key operated door lock structure particularly adapted for use in hotel locksets. An occupancy indicator is incorporated in the lock structure to indicate that the lockset is locked from the inside, thus insuring privacy for the hotel guest. In addition, means operable from outside the lock structure is provided for changing the combination of the lock so that a newly arriving guest may be provided with a key having a different combination from that used by the previous guest.

REFERENCES:
patent: 1587686 (1926-06-01), Varnum
patent: 1896319 (1933-02-01), Littell et al.
patent: 1917302 (1933-07-01), Hill
patent: 3128618 (1964-04-01), De Vines
patent: 3271983 (1966-09-01), Schlage
patent: 3444711 (1969-05-01), Sedley
patent: 3680336 (1972-08-01), Schendel
patent: 3705277 (1972-12-01), Sedley
patent: 3834197 (1974-09-01), Sedley
patent: 3948068 (1976-04-01), Stackhouse
patent: 3995460 (1976-12-01), Sedley
patent: 4133194 (1979-01-01), Sedley et al.
"Locksmith Ledger," vol. 37, No. 8, Jul. 1977; pp. 73-81, with p. 81 in particular (Nickerson & Collins Co., Des Plaines, IL 60018).

Affiliated with

Also associated with

Rating

Magnetic key operated hotel door lock does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Magnetic key operated hotel door lock, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Magnetic key operated hotel door lock will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1662075