Title:
DOOR RAIL
Document Type and Number:
Japanese Patent JP2018135174
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a door rail capable of suppressing running-out of lubricating oil and reducing maintenance labor.SOLUTION: A door rail 17 is provided with: a rail body 30 that is opened on an upper side and provided with a recess 33 extending in the extending direction of the door rail 17; and an oil-impregnated member 31 that is made of a deformable material and impregnated with lubricating oil and that includes a storage part 31b stored in the recess 33 of the rail body 30 and a projected part 31a projected upward from the recess 33. The height of the projected part 31a in the uncompressed state of the projected part 31a is set longer than the height-direction size of a gap between the upper surface of the rail body 30 and the surface of a hanger roller 51 opposed to the upper surface in a height direction.SELECTED DRAWING: Figure 3
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Inventors:
TAIRA MORITSUGU
Application Number:
JP2017030061A
Publication Date:
August 30, 2018
Filing Date:
February 21, 2017
Export Citation:
Assignee:
MITSUBISHI ELECTRIC BUILDING TECHNO SERVICE CO LTD
International Classes:
B66B13/30
Attorney, Agent or Firm:
Patent Corporation yki International Patent Office