EP 0014240 B1 19811125 - EMERGENCY CRANK HANDLE FOR MOTOR-DRIVEN ROLLER DOORS AND THE LIKE
Title (en)
EMERGENCY CRANK HANDLE FOR MOTOR-DRIVEN ROLLER DOORS AND THE LIKE
Publication
Application
Priority
DE 7836241 U 19781207
Abstract (en)
[origin: EP0014240A1] 1. Emergency crank handle for motor drives of roller doors, roller blinds, folding ceiling doors or the like, with a resiliently mounted crank handle (14, 114) carrying a toothed wheel (9, 19) which, when the crank handle (14, 114) is moved against the action of a spring (6, 16), can be brought into meshing contact with a drive wheel (4, 24) acting upon the working shaft (26) characterized in that the toothed wheel mounted on the crank handle (14, 114) is a cylindrical gear with envelope lines entending parallel to the axis of the crank handle, and the drive wheel connected indirectly to the working shaft (26) ist designed as a crown wheel (4, 24) the tooth envelope lines of which lie in a plane perpendicular to the axis of the crown wheel.
IPC 1-7
IPC 8 full level
E05F 11/38 (2006.01); E05F 15/10 (2006.01); E05F 15/603 (2015.01); E06B 9/74 (2006.01)
CPC (source: EP)
E05F 15/603 (2015.01); E06B 9/74 (2013.01); E05Y 2900/00 (2013.01); E05Y 2900/106 (2013.01)
Designated contracting state (EPC)
AT BE CH DE FR GB IT NL SE
DOCDB simple family (publication)
EP 0014240 A1 19800820; EP 0014240 B1 19811125; AT E439 T1 19811215; DE 2961472 D1 19820128; DE 7836241 U1 19790419
DOCDB simple family (application)
EP 79104703 A 19791127; AT 79104703 T 19791127; DE 2961472 T 19791127; DE 7836241 U 19781207