Control unit

Details Control unit Control unit

2008-01-07

2010-06-22

Shechtman, Sean P (Department: 2121)

Data processing: generic control systems or specific application

Specific application, apparatus or process

Product assembly or manufacturing

C700S016000, C700S061000, C700S064000, C700S079000, C700S080000, C700S178000, C700S255000, C002S056000, C002S182300, C002S182300

Reexamination Certificate

active

07742836

ABSTRACT:
A control unit for a machine tool at least one vibration detection device attached to a main shaft portion of a machine tool or a movable body; a storage device for storing a vibration signal detected by the vibration detection device being related to operation information of the machine tool; a collision judgment device for judging that a collision has occurred; and an output device for outputting the vibration signal at the time of judging the occurring of the collision. By the above constitution, the control unit is capable of grasping a specific circumstance of collision and quickly determining a cause of collision.

REFERENCES:
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patent: 6975919 (2005-12-01), Kluft
patent: 2006/0101897 (2006-05-01), Masuya et al.
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patent: 2006-138756 (2006-06-01), None
Japanese Notice of Reasons for Rejection mailed Nov. 11, 2008 issued in Japanese Application No. 2007-009298 (including a partial translation thereof).
European Search Report mailed Apr. 9, 2008 issued in European Application No. 07 02 3979.3.
Chinese Notification of First Office Action issued Jul. 26, 2009 issued in Chinese Application No. 200810001381X (including English Translation).

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