Title:
NUT WITH NYLON WASHER
Document Type and Number:
Japanese Patent JP2019173972
Kind Code:
A
Abstract:
To facilitate assembling of nylon washer with a nut by their integral formation, eliminate contact between metals to prevent occurrence of electric corrosion or scaring at a bearing surface and occurrence of irregular sound caused by contact between the metals at a fastening part that occurs at the time of vibration.SOLUTION: An annular engagement part 12 having a larger diameter than that of a screw hole 11 and protruded downward is arranged around the screw hole 11 at a bottom surface of a nut 1 formed with the screw hole 11 at a center part passing in an axial direction, and in turn a flat-plate nylon washer 2 having a penetration hole 21 is inserted and passed at an outer periphery of this annular engagement part 12 and the nylon washer 2 is rotatably fastened at the bottom surface of the nut 1 through a fastening of the extremity end part outside in a radial direction at the annular engagement part 12.SELECTED DRAWING: Figure 1
Inventors:
OKUNO YOSHIAKI
TAKEHARA KATSUNORI
TAKEHARA KATSUNORI
Application Number:
JP2019134895A
Publication Date:
October 10, 2019
Filing Date:
July 03, 2019
Export Citation:
Assignee:
OSAKA FORMING KK
International Classes:
F16B37/00; F16B43/00
Domestic Patent References:
| JPS6372313U | 1988-05-14 | |||
| JPS4820827Y1 | 1973-06-16 | |||
| JPH0643324U | 1994-06-07 |
Foreign References:
| US5871402A | 1999-02-16 |