EP 0479624 A1 19920408 - Free-fall winch.
Title (en)
Free-fall winch.
Title (de)
Freifall-Seilwinde.
Title (fr)
Treuil à chute libre.
Publication
Application
Priority
- AU PK263190 A 19901005
- AU PK804091 A 19910829
Abstract (en)
A winch which can permit free-fall comprising a shaft 15 adapted to be driven by a source of power 11,12, a first cone 24 connected about the shaft to be driven therewith; a second cone 40 co-axial with the first cone and moveable axially relative thereto 21,42; means whereby the second cone can be caused to assume one of two axial positions relative to the first cone, the arrangement being such that a rope or chain passing between the two cones can be driven by the winch when the second cone is in one of its two positions and can free fall when the second cone is in the other of its two positions. <IMAGE>
IPC 1-7
IPC 8 full level
B66D 1/72 (2006.01)
CPC (source: EP)
B66D 1/72 (2013.01)
Citation (search report)
- [Y] FR 1140959 A 19570822
- [Y] US 3055638 A 19620925 - GOOD FRED C
- [A] US 3288438 A 19661129 - ERWIN BAAS
- [A] US 4111397 A 19780905 - BONASSI LUCIANO
- [A] US 2290735 A 19420721 - WALTER BRAUER
- [A] US 1868792 A 19320726 - COFFEY OSCAR L
- [A] DE 3507724 A1 19860925 - FRIES GMBH HEINRICH DE [DE]
- [A] CH 398007 A 19650831 - NORTAG AKTIENGESELLSCHAFT [CH]
- [A] US 3961771 A 19760608 - KUMASAKA ARCHIE M
- [A] FR 358386 A 19060212 - ALFRED MOREAUX [FR]
Designated contracting state (EPC)
DE DK FR GB IT NL SE
DOCDB simple family (publication)
DOCDB simple family (application)
EP 91309168 A 19911007; NZ 24014191 A 19911007