FR973489A - Pneumatic door closer - Google Patents

Pneumatic door closer

Info

Publication number
FR973489A
FR973489A FR973489DA FR973489A FR 973489 A FR973489 A FR 973489A FR 973489D A FR973489D A FR 973489DA FR 973489 A FR973489 A FR 973489A
Authority
FR
France
Prior art keywords
door closer
pneumatic door
pneumatic
closer
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
Other languages
French (fr)
Inventor
Fritz Walz
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 filed Critical
Application granted granted Critical
Publication of FR973489A publication Critical patent/FR973489A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F3/00—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices
    • E05F3/02—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices with pneumatic piston brakes
FR973489D 1948-10-14 1948-10-14 Pneumatic door closer Expired FR973489A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR973489T 1948-10-14

Publications (1)

Publication Number Publication Date
FR973489A true FR973489A (en) 1951-02-12

Family

ID=9516761

Family Applications (1)

Application Number Title Priority Date Filing Date
FR973489D Expired FR973489A (en) 1948-10-14 1948-10-14 Pneumatic door closer

Country Status (1)

Country Link
FR (1) FR973489A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2940111A (en) * 1957-04-19 1960-06-14 Independent Lock Co Damping device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2940111A (en) * 1957-04-19 1960-06-14 Independent Lock Co Damping device

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