FR1370237A - Automatic door closing device - Google Patents

Automatic door closing device

Info

Publication number
FR1370237A
FR1370237A FR943614A FR943614A FR1370237A FR 1370237 A FR1370237 A FR 1370237A FR 943614 A FR943614 A FR 943614A FR 943614 A FR943614 A FR 943614A FR 1370237 A FR1370237 A FR 1370237A
Authority
FR
France
Prior art keywords
closing device
automatic door
door closing
automatic
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
FR943614A
Other languages
French (fr)
Inventor
Wolfang E Heinitz
Heinz W Furchner
Anton Ehlen
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.)
Yale and Towne Manufacturing Co
Original Assignee
Yale and Towne Manufacturing Co
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 Yale and Towne Manufacturing Co filed Critical Yale and Towne Manufacturing Co
Priority to FR943614A priority Critical patent/FR1370237A/en
Application granted granted Critical
Publication of FR1370237A publication Critical patent/FR1370237A/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
    • E05F3/04—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices with liquid piston brakes
    • E05F3/06—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices with liquid piston brakes in which a torsion spring rotates a member around an axis perpendicular to the axis of the piston
FR943614A 1963-08-02 1963-08-02 Automatic door closing device Expired FR1370237A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR943614A FR1370237A (en) 1963-08-02 1963-08-02 Automatic door closing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR943614A FR1370237A (en) 1963-08-02 1963-08-02 Automatic door closing device

Publications (1)

Publication Number Publication Date
FR1370237A true FR1370237A (en) 1964-08-21

Family

ID=8809803

Family Applications (1)

Application Number Title Priority Date Filing Date
FR943614A Expired FR1370237A (en) 1963-08-02 1963-08-02 Automatic door closing device

Country Status (1)

Country Link
FR (1) FR1370237A (en)

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