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1. US2485252 - Door operating fluid motor system

Office
United States of America
Application Number 02624133
Application Date 24.10.1945
Publication Number 2485252
Publication Date 18.10.1949
Grant Number 2485252
Grant Date 18.10.1949
Publication Kind A
IPC
E05F 15/00
EFIXED CONSTRUCTIONS
05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
FDEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
15Power-operated mechanisms for wings
E05F 15/02
EFIXED CONSTRUCTIONS
05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
FDEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
15Power-operated mechanisms for wings
02with pressure medium
CPC
E05F 15/50
EFIXED CONSTRUCTIONS
05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
FDEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
15Power-operated mechanisms for wings
50using fluid-pressure actuators
Applicants MIDLAND STEEL PROD CO
Inventors ALMOND JOHN R
Priority Data 02624133 24.10.1945 US