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1. (WO2013153430) PORTABLE BORING MACHINE

Pub. No.:    WO/2013/153430    International Application No.:    PCT/IB2013/000631
Publication Date: Fri Oct 18 01:59:59 CEST 2013 International Filing Date: Wed Apr 10 01:59:59 CEST 2013
IPC: B23B 45/00
B23B 47/02
B23Q 5/22
B23K 28/02
Applicants: MAURO, Raffaele
COSTANZO, Francesco
Inventors: MAURO, Raffaele
COSTANZO, Francesco
Title: PORTABLE BORING MACHINE
Abstract:
Portable boring machine (100) comprising: - a transmission unit (101) comprising a first electric motor (103) having an axis of rotation (B) and a distribution block (104) of the motion imparted by said electric motor (103) to a tools shaft (105) supporting means for boring and welding and having an axis of rotation (C); - a centralized unit (102) comprising a supporting shaft (109) for advancement of said tools shaft (105) formed by a hollow cylindrical tube internally comprising an externally threaded screw tube (111), and a second centralized electric motor (110) adapted to manage said advancement; - means (108, 114) for coupling and decoupling said transmission unit (101) from said centralized unit (102); and - an advancement system of said screw tube (111) configured for converting the rotary motion imparted by said electric motor (110) in straight linear motion of said screw tube (111) along said axis (C).