US1297702A - Door-operating device. - Google Patents

Door-operating device. Download PDF

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Publication number
US1297702A
US1297702A US24562618A US24562618A US1297702A US 1297702 A US1297702 A US 1297702A US 24562618 A US24562618 A US 24562618A US 24562618 A US24562618 A US 24562618A US 1297702 A US1297702 A US 1297702A
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US
United States
Prior art keywords
door
operating device
operating
lenko
do0r
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 - Lifetime
Application number
US24562618A
Inventor
Mike Lenko
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Individual
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Individual
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Publication date
Application filed by Individual filed Critical Individual
Priority to US24562618A priority Critical patent/US1297702A/en
Application granted granted Critical
Publication of US1297702A publication Critical patent/US1297702A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • 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
    • E05F15/60—Power-operated mechanisms for wings using electrical actuators
    • E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
    • E05F15/611—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings
    • E05F15/627—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings operated by flexible elongated pulling elements, e.g. belts, chains or cables

Description

M. LENKO DO0R OPERATING DEVICE.
US24562618A 1918-07-19 1918-07-19 Door-operating device. Expired - Lifetime US1297702A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US24562618A US1297702A (en) 1918-07-19 1918-07-19 Door-operating device.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US24562618A US1297702A (en) 1918-07-19 1918-07-19 Door-operating device.

Publications (1)

Publication Number Publication Date
US1297702A true US1297702A (en) 1919-03-18

Family

ID=3365246

Family Applications (1)

Application Number Title Priority Date Filing Date
US24562618A Expired - Lifetime US1297702A (en) 1918-07-19 1918-07-19 Door-operating device.

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US (1) US1297702A (en)

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