Title:
BUILDING HEIGHT ADJUSTMENT FLOOR SUPPORT METAL FITTING
Document Type and Number:
Japanese Patent JP2020153211
Kind Code:
A
Abstract:
To provide a height adjustment floor support metal fitting capable of supporting a floor construction of a building on a foundation stably and restricting a looseness of a high nut for a height adjustment in a long term use without restricting a height adjustment range in a low floor building.SOLUTION: In the height adjustment floor support metal fitting having a base part arranged on a foundation, a floor member receiving part for supporting the floor member, a bolt 3 with its lower end mounted to the base part, a high nut 4 threaded into an upper end of the bolt 3 and mounted to the floor member receiving part and a lock nut 13 threaded into the bolt 3 and engaged with a lower end of the high nut 4 to prevent the high nut 4 from getting loose, the lower end 14 of the high nut 4 has a tapered protruding part, a tapered accommodating part with the same tapered angle as the tapered protruding part is formed inside of a side engaging with the high nut 4 of the lock nut 13 and by tightening of the lock nut 13, the tapered protruding part of the high nut 4 is fitted closely in the tapered fitting part of the lock nut 13.SELECTED DRAWING: Figure 3
Inventors:
YASUDA YOSHIKANE
Application Number:
JP2019073154A
Publication Date:
September 24, 2020
Filing Date:
March 19, 2019
Export Citation:
Assignee:
YASUDA YOSHIKANE
International Classes:
E04B5/02; E04F15/00; F16B9/02; F16B39/12