IPC Subgroup
E05F 3/22 Additional arrangements for closers, e.g. for holding the wing in opened or other position
Introduced: September 1968
Last revised: January 2006
Full Title
Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices > Additional arrangements for closers, e.g. for holding the wing in opened or other position
Classification Context
- Section:
- FIXED CONSTRUCTIONS
- Class:
- LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- Subclass:
- 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
Related Keywords
HOLDERS for doors or windows combined with operating apparatus
Top Applicants
Top 10 applicants by patent filingsfor class E05, 2013–2023, worldwide · Source: EPO PATSTAT
- KIEKERT DE 2,762
- HYUNDAI MOTOR COMPANY KR 1,316
- JULIUS BLUM AT 1,088
- FORD GLOBAL TECHNOLOGIES US 1,061
- HAIER SMART HOME 936
- KIA MOTORS CORPORATION KR 909
- HUF HUELSBECK & FUERST & COMPANY DE 887
- LG ELECTRONICS KR 872
- TOKAI RIKA COMPANY 813
- GEZE DE 807