Title:
THERMALLY WORKING MACHINE
Document Type and Number:
Japanese Patent JP2014083589
Kind Code:
A
Abstract:
To provide a thermally working machine for improving safety in a work area of a pallet changer.
A first area sensor 77 composed of a projector 71, a reflecting plate 72 and an optical receiver 73 is arranged in respective corner parts of a work area WA surrounding the pallet changer 23, and monitors entering and exit of a worker into the work area WA by receiving the light emitted from the projector 71 by the optical receiver 73 by reflecting the light by the three reflecting plates 72. A laser type second area sensor 87 is arranged in close proximity to the upper part of a carrying-in-and-out port 37 on a back face 30R of a cabin 30, and detects abnormality of a predetermined height of the pallet changer 23 in the work area WA.
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Inventors:
YOSHIOKA MAKOTO
SEIJI KOJI
OKUBO MASAHIKO
HAYASHI SEIICHI
SEIJI KOJI
OKUBO MASAHIKO
HAYASHI SEIICHI
Application Number:
JP2012237303A
Publication Date:
May 12, 2014
Filing Date:
October 26, 2012
Export Citation:
Assignee:
KOMATSU SANKI KK
International Classes:
B23K37/00; B23K26/00; B23K26/60; B23K26/70; B23Q7/00
Attorney, Agent or Firm:
Fukami patent office