OSAKA JACK Worm Gear Jack ＷＪ


	ＷＪ－Ｕ	Worm Gear Jacks WJ type
	ＷＪ－Ｕ	Features WJ type is mainly used for pushing up load. Pulling force is 1/2 of pushing force. Pushing and pulling force of WJ01 and WJ02 are the same. Operation combined two or more jacks is available. Synchronized operation is also available even at different loads. Driving source can be selected from hand, electric or air motor operation in accordance with practical use. Most suitable for application of travelling or lifting heavy load. Levelling adjustment or fine travelling application like precision machinery are available. Load holding is secured as load makes self-holding possible with screw. Precision worked worm gear makes revolution up and down smoothly. There are wide range applications from heavy machines for steel rolling to precision machines for paper manufacture. Key to protect screw from revolution is attached.


	ＰＲ０５	Worm Gear Jacks ＰＲ-type(Pressing-down type)
	ＰＲ０５	Features Used only for pressing loads down. Pulling-up capacity is a half of Pressing-down's Operation combined two or more jacks is available. Synchronized operation is also available even at different load. Driving source can be selected from hand, electric or air motor operations in accordance with practical use. Most suitable for application of travelling or lifting heavy load. Levelling adjustment or fine travelling application like precision machinery are available. Load holding is secured as load makes self holding possible with screw. Precision worked worm gear makes revolution up and down smoothly. There are wide range appications from heavy machines for steel rolling to precision machines for paper manufacture. Key to protect screw from revolution is attached.


	ＢＪ	Worm Gear Jacks BJ type(Ball screw spindle)
	ＢＪ	Applicable to high speed, high freauence use due to less working torque copared with WJ type. Ball screw enables effective performance of Worm gear jack.