CA976582A - Self-tightening door lock - Google Patents

Self-tightening door lock

Info

Publication number
CA976582A
CA976582A CA181,411A CA181411A CA976582A CA 976582 A CA976582 A CA 976582A CA 181411 A CA181411 A CA 181411A CA 976582 A CA976582 A CA 976582A
Authority
CA
Canada
Prior art keywords
self
door lock
tightening door
tightening
lock
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA181,411A
Other versions
CA181411S (en
Inventor
Stuart M. Douglas
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CA181,411A priority Critical patent/CA976582A/en
Priority to US488399A priority patent/US3920110A/en
Application granted granted Critical
Publication of CA976582A publication Critical patent/CA976582A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B65/00—Locks or fastenings for special use
    • E05B65/001—Locks or fastenings for special use for gas- or watertight wings
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S292/00—Closure fasteners
    • Y10S292/30—Latch and handle
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T292/00—Closure fasteners
    • Y10T292/08—Bolts
    • Y10T292/1043—Swinging
    • Y10T292/1075—Operating means
    • Y10T292/1083—Rigid
    • Y10T292/1089—Sliding catch
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T292/00—Closure fasteners
    • Y10T292/68—Keepers
    • Y10T292/688—With silencing or anti-rattle means
    • Y10T292/691—Take-up
CA181,411A 1973-09-19 1973-09-19 Self-tightening door lock Expired CA976582A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CA181,411A CA976582A (en) 1973-09-19 1973-09-19 Self-tightening door lock
US488399A US3920110A (en) 1973-09-19 1974-07-15 Self-tightening door lock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA181,411A CA976582A (en) 1973-09-19 1973-09-19 Self-tightening door lock

Publications (1)

Publication Number Publication Date
CA976582A true CA976582A (en) 1975-10-21

Family

ID=4097843

Family Applications (1)

Application Number Title Priority Date Filing Date
CA181,411A Expired CA976582A (en) 1973-09-19 1973-09-19 Self-tightening door lock

Country Status (2)

Country Link
US (1) US3920110A (en)
CA (1) CA976582A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4611703A (en) * 1982-09-03 1986-09-16 Bliss William L Safety lock for rotating machinery
US11473349B2 (en) * 2018-03-30 2022-10-18 Hadi WAHBA Door lock assembly and methods of use thereof

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1318988A (en) * 1919-10-14 Doobradjttsteb
US847345A (en) * 1906-09-24 1907-03-19 Charles Leach Sash-fastener.
US1426445A (en) * 1921-07-20 1922-08-22 Olaf A Anderson Door latch
US1688543A (en) * 1928-03-13 1928-10-23 Simon C Highers End-gate fastener
US1887210A (en) * 1931-04-15 1932-11-08 Miller Joseph Refrigerator doorlock
US1858987A (en) * 1931-07-06 1932-05-17 Jr Joseph T Dawicki Locking device for window screens
US2094547A (en) * 1935-09-07 1937-09-28 John J Mcculloch Latch
US2554455A (en) * 1945-10-27 1951-05-22 Charles L Casey Window sash fastener
US3158908A (en) * 1962-07-25 1964-12-01 Robbins & Myers Clamping latch

Also Published As

Publication number Publication date
US3920110A (en) 1975-11-18

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