Ordinance on Industrial Safety and Health
Ministry of Labour Ordinance No. 32 of September 30, 1972
Latest Amendments:
Ministry of Health, Labour and Welfare Ordinance No. 47 of March 30, 2007
In Japanese
掲載日：2008.03.28
Part II Safety Standards
Chapter I Prevention of Dangers Due to a Machine
Section 2 Machine Tool
Article 112 (Cover, etc., on Stroke Ends)
- (1)The employer shall, when the stroke ends of the ram of a shaper, a table of a grinding machine or a planer, etc., are liable to cause dangers to workers, provide a cover, an enclosure or a railing.
Article 113 (Cover, etc., on Work Pieces Protruding from Machine Tool)
- (1) The employer shall, when a rotating work pieces protruding from a vertical lath, a turret lath, etc., which is liable to cause dangers to workers, provide a cover, an enclosure, etc.
Article 114 (Cover, etc., on Teeth of a Band Saw)
- (1) The employer shall provide covers or enclosures on the teeth of band saws (excluding woodworking band saws) other than the parts necessary for sawing and the band wheel.
Article 115 (Teeth Contact Preventive Device of a Circular Saw)
- (1) The employer shall provide a teeth contact preventive device for circular saws, etc. (excluding woodworking circular saws).
Article 116 (Prohibition of Riding on a Table of a Vertical Lathe, etc.)
- (1) The employer shall not allow a worker to ride on a table of a vertical lathe or a planer during operation. However, this shall not apply when a worker on the table or a worker placed for an operation panel is able to stop the machine immediately.
- (2) A worker shall, excluding the case set forth in the proviso of the preceding paragraph, not ride on a table of a vertical lathe, a planer, etc., during operation.
Article 117 (Cover on Grinding Wheel)
- (1) The employer shall, when rotating grinding wheel, which is liable to cause dangers to workers, provide a cover. However, this shall not apply to a grinding wheel with a diameter less than 50 mm.
Article 118 (Test Run of Grinding Wheel)
- (1) The employer shall, as regards a grinding wheel, make a test run for one minute or longer before commencing the work for the day and for three minutes or longer when replacing a grinding wheel.
Article 119 (Prohibition of Operation of a Grinding Wheel at Speeds Exceeding Maximum Allowable Speeds)
- (1) The employer shall, as regards a grinding wheel, not operate it at speeds exceeding the maximum allowable speeds.
Article 120 (Prohibition of Use of Side Surfaces of a Grinding Wheel)
- (1) The employer shall not use the side surfaces of a grinding wheel except for a grinding wheel designed for use of their side surfaces.
Article 121 (Cover on a Buff)
- (1) The employer shall provide a cover on a buffing machine (excluding the one using a cloth buff or a cork buff) other than the parts necessary for polishing.
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