Title: Machine tool with guard cover apparatus

Abstract: A machine tool includes an automatic tool change device for changing a tool between a tool change position on a tool storage magazine and a spindle by a tool change arm. A pair of guard covers are arranged between the tool change position and the spindle to be pivoted in a horizontal plane. A drive means is provided for normally maintaining the guard covers closed and for opening the guard covers to permit a tool change operation.

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Inventors: Ochiai, Yoshiki (Okazabi, JA)
Tsuboi, Akira (Hekinan, JA)
Kamiya, Yoji (Anjo, JA)

Application Number: 539513
Filing Date: 1975-01-08
Publication_date: 1976-01-06
Assignee: Toyoda Machine Works, Ltd. (JA)
Primary Class(es): 483/3 483/44
Other Classes:
US Patent Ref:

3355799	Dec, 1967	Daugherty	29/568.
3821844	Jul, 1974	Harman et al.	29/568.

Other Refs:
Primary Examiner: Meister, J. M.
Assistant Examiner: Bilinsky, Z. R.
Attorney: Oblon, Fisher, Spivak, McClelland & Maier