GB661733A - Magnetic door holder - Google Patents

Magnetic door holder

Info

Publication number
GB661733A
GB661733A GB1744249A GB1744249A GB661733A GB 661733 A GB661733 A GB 661733A GB 1744249 A GB1744249 A GB 1744249A GB 1744249 A GB1744249 A GB 1744249A GB 661733 A GB661733 A GB 661733A
Authority
GB
United Kingdom
Prior art keywords
door holder
magnetic door
magnetic
holder
door
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
GB1744249A
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.)
NORMAN VALENTINE
Original Assignee
NORMAN VALENTINE
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 NORMAN VALENTINE filed Critical NORMAN VALENTINE
Priority to GB1744249A priority Critical patent/GB661733A/en
Publication of GB661733A publication Critical patent/GB661733A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
    • E05C19/00—Other devices specially designed for securing wings, e.g. with suction cups
    • E05C19/16—Devices holding the wing by magnetic or electromagnetic attraction
GB1744249A 1949-07-01 1949-07-01 Magnetic door holder Expired GB661733A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1744249A GB661733A (en) 1949-07-01 1949-07-01 Magnetic door holder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1744249A GB661733A (en) 1949-07-01 1949-07-01 Magnetic door holder

Publications (1)

Publication Number Publication Date
GB661733A true GB661733A (en) 1951-11-28

Family

ID=10095264

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1744249A Expired GB661733A (en) 1949-07-01 1949-07-01 Magnetic door holder

Country Status (1)

Country Link
GB (1) GB661733A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4957316A (en) * 1989-04-19 1990-09-18 Harrow Products, Inc. Armature for electromagnetic lock
US10184279B2 (en) * 2011-08-23 2019-01-22 Rockwell Automation Limited Magnetic latch for safety applications with adjustable holding force
GB2565635A (en) * 2017-06-29 2019-02-20 Yi Fan Liao A manufacturing method of an attraction plate for electromagnetic door locks

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4957316A (en) * 1989-04-19 1990-09-18 Harrow Products, Inc. Armature for electromagnetic lock
US10184279B2 (en) * 2011-08-23 2019-01-22 Rockwell Automation Limited Magnetic latch for safety applications with adjustable holding force
GB2565635A (en) * 2017-06-29 2019-02-20 Yi Fan Liao A manufacturing method of an attraction plate for electromagnetic door locks

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