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Patent Searching and Data


Title:
COOLING STRUCTURE FOR BEARING DEVICE
Document Type and Number:
WIPO Patent Application WO/2016/072309
Kind Code:
A1
Abstract:
This bearing device has an outer race seat (4) and an inner race seat (5) which are respectively arranged adjacent to an outer race (2) and an inner race (3) of a rolling bearing (1). The outer race (2) and the outer race seat (4) mate with a housing (8), and the inner race (3) and the inner race seat (5) mate with a rotary shaft (9). The outer race seat (4) is provided with a nozzle (12) for spraying a cooling fluid (R) towards the outer peripheral surface (3b) of the inner race (3), the nozzle (12) being inclined such that the discharge port (12a) side thereof faces forward in the direction of rotation of the inner race (3). The incline angle α of the nozzle (12) with respect to the axial direction is within the range of 50°-90°.

Inventors:
MORI MASATSUGU (JP)
FUKADA KIKUO (JP)
YAMAMOTO YOHEI (JP)
YOSHINO MASATO (JP)
ONDA YUUSHI (JP)
Application Number:
PCT/JP2015/080150
Publication Date:
May 12, 2016
Filing Date:
October 26, 2015
Export Citation:
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Assignee:
NTN TOYO BEARING CO LTD (JP)
International Classes:
F16C37/00; B23B19/02; B23Q11/12; F16C19/16; F16C33/66; F16C35/063; F16N7/32
Foreign References:
JP2007010017A2007-01-18
JP2007092886A2007-04-12
JP2000249151A2000-09-12
JPS57116994A1982-07-21
Attorney, Agent or Firm:
SUGIMOTO, Shuji et al. (JP)
Shuji Sugimoto (JP)
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