FR534157A - Mechanism for door control - Google Patents

Mechanism for door control

Info

Publication number
FR534157A
FR534157A FR534157DA FR534157A FR 534157 A FR534157 A FR 534157A FR 534157D A FR534157D A FR 534157DA FR 534157 A FR534157 A FR 534157A
Authority
FR
France
Prior art keywords
door control
door
control
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)
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.)
National Pneumatic Co Inc
Original Assignee
National Pneumatic Co Inc
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 National Pneumatic Co Inc filed Critical National Pneumatic Co Inc
Application granted granted Critical
Publication of FR534157A publication Critical patent/FR534157A/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
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/50—Power-operated mechanisms for wings using fluid-pressure actuators
    • E05F15/51—Power-operated mechanisms for wings using fluid-pressure actuators for folding wings
FR534157D 1917-07-16 1921-04-15 Mechanism for door control Expired FR534157A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US534157XA 1917-07-16 1917-07-16

Publications (1)

Publication Number Publication Date
FR534157A true FR534157A (en) 1922-03-21

Family

ID=21984067

Family Applications (1)

Application Number Title Priority Date Filing Date
FR534157D Expired FR534157A (en) 1917-07-16 1921-04-15 Mechanism for door control

Country Status (1)

Country Link
FR (1) FR534157A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE864673C (en) * 1941-12-23 1953-01-26 Hans Baumgartner Control device for door leaves
FR2429891A1 (en) * 1978-06-21 1980-01-25 Tebel Maschf Bv VEHICLE DOOR, PARTICULARLY RAILWAY CAR DOOR

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE864673C (en) * 1941-12-23 1953-01-26 Hans Baumgartner Control device for door leaves
FR2429891A1 (en) * 1978-06-21 1980-01-25 Tebel Maschf Bv VEHICLE DOOR, PARTICULARLY RAILWAY CAR DOOR

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