US Patent No. 10,781,923

COVER, SEAL FITTING DEVICE, AND SEAL FITTING METHOD


Patent No. 10,781,923
Issue Date September 22, 2020
Title Cover, Seal Fitting Device, And Seal Fitting Method
Inventorship Hirosato Yoshida, Yamanashi-ken (JP)
Nobuyuki Ootake, Yamanashi-ken (JP)
Assignee FANUC CORPORATION, Yamanashi (JP)

Claim of US Patent No. 10,781,923

1. A seal fitting device comprising:a cover comprising a container portion whose one end is opened and whose other end is closed by a bottom surface; and
a jig configured to fit a seal member to the cover,
the cover comprising:
an annular groove formed into an annular shape along an outer circumference of an opening of the container portion; and
a plurality of communicating portions that are formed in a side wall partitioning the annular groove and the container portion so as to connect the annular groove and the container portion in a radial direction,
the jig comprising:
an insertion portion formed along a shape of a side surface of the container portion; and
a plurality of seal attaching portions formed on an outer circumferential surface of the insertion portion and protruding at positions respectively corresponding to the communicating portions,
wherein the seal member is attached to an outer circumference of the seal attaching portions.