Title:
THREAD PROCESSING DEVICE AND ROLLER COVER
Document Type and Number:
Japanese Patent JP2018193631
Kind Code:
A
Abstract:
To efficiently reduce power consumption when thread is conveyed by a thread conveyance roller.SOLUTION: A guide roller 18 conveying yarn Y is covered by a roller cover 40. The roller cover 40 has a first part 41 that surrounds an outer peripheral surface 18a of the guide roller 18 and is formed in a cylindrical shape, and a second part 42 in a round shape that is disposed opposite a tip surface 18b of the guide roller 18 and is connected to a tip of the first part 41. An inner diameter Dc of the first part 41 is not less than 1.6 times and not more than 1.9 times an outer diameter Dr of the guide roller 18. Regarding the outer peripheral surface 18a of the guide roller 18 and an inner wall surface 41a of the first part 41, a difference between the distance from an axis J of the guide roller 18 (=Dc/2) and the radius of the guide roller 18 (=Dr/2) is not less than 40 mm and not more than 55 mm, which is constant.SELECTED DRAWING: Figure 2
Inventors:
SAWADA JUN
HASHIMOTO KINZO
HASHIMOTO KINZO
Application Number:
JP2017096963A
Publication Date:
December 06, 2018
Filing Date:
May 16, 2017
Export Citation:
Assignee:
TMT MACHINERY INC
International Classes:
D01D10/00; B65H57/14; D02J1/22; D02J13/00
Domestic Patent References:
| JPS6169284U | 1986-05-12 | |||
| JP2012229504A | 2012-11-22 | |||
| JPS6111661U | 1986-01-23 | |||
| JP2002371429A | 2002-12-26 | |||
| JPS4839719A | 1973-06-11 | |||
| JP2003166142A | 2003-06-13 | |||
| JPH07278990A | 1995-10-24 | |||
| JP2008517164A | 2008-05-22 |
Foreign References:
| CN103835010A | 2014-06-04 | |||
| US5915699A | 1999-06-29 |
Attorney, Agent or Firm:
Kaji/Suhara Patent Office