Title:
MOLD VIBRATING DEVICE
Document Type and Number:
WIPO Patent Application WO/2016/132968
Kind Code:
A1
Abstract:
This invention comprises a ball screw unit including: a ball screw 32 that includes a screw shaft 29 and a ball nut 30; and a nut-side shaft 31 provided fixedly to the ball nut 30 and coaxially with the screw shaft 29. The center axis of the ball screw unit is arranged so as to extend in the vertical direction. A case surrounds at least a portion of the ball screw 32. The ball nut 30 of the ball screw 32 and a part of the screw shaft 29 of the ball screw 32 which is in engagement with the ball nut 30 are immersed in lubricating oil, and the ball screw 32 can be lubricated by an oil bath.
Inventors:
KADOWAKI YUKI (JP)
Application Number:
PCT/JP2016/053812
Publication Date:
August 25, 2016
Filing Date:
February 09, 2016
Export Citation:
Assignee:
JP STEEL PLANTECH CO (JP)
International Classes:
B22D11/053; F16H25/22; F16H25/24; H02K7/06; H02K7/10
Foreign References:
| JPS63256242A | 1988-10-24 | |||
| JP2003220638A | 2003-08-05 |
Other References:
See also references of EP 3260219A4
Attorney, Agent or Firm:
ISSHIKI & CO. (JP)
All international patent business corporation (JP)
All international patent business corporation (JP)
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