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1. (WO2018178432) OPEN-END SWIVEL WRENCH

Pub. No.:    WO/2018/178432    International Application No.:    PCT/ES2018/070133
Publication Date: Fri Oct 05 01:59:59 CEST 2018 International Filing Date: Fri Feb 23 00:59:59 CET 2018
IPC: B25B 13/48
B25B 17/02
Applicants: BIKWIN. S.L.
Inventors: MORA AVILA, Antonio
Title: OPEN-END SWIVEL WRENCH
Abstract:
The wrench according to the invention is provided to allow tightening and/or loosening different types of hard-to-reach nuts, and its features are centered around the fact that it is formed by a housing made up of two halves (1 and 2), inside which a first element or shaft (4) is mounted, having a sprocket (5) at one of its ends and a hexagonal-shaped nut (6) at the opposite end, said sprocket (5) engaging respective force transmission sprockets (15) provided at one of the ends of the respective shafts (7-7') equipped with counter-pitch spindles (8-8'') for simultaneous engagement of a crown gear (10) provided in a central piece (11), defining a hollow longitudinally open shaft for transmitting force onto the relevant nut to be actuated.