Title:
LOAD DETECTOR, METHOD FOR MANUFACTURING SAME, AND LOAD DETECTING SYSTEM
Document Type and Number:
WIPO Patent Application WO/2019/221018
Kind Code:
A1
Abstract:
A load detector for detecting a load of a subject on a bed (BD) having a caster (CT) is provided with a single plate portion (1) supported above an installation surface (F) on which the load detector is installed, separated from the installation surface, and slope portions (SL1, SL2, SL3, SL4) which are provided around the plate portion, are inclined with respect to the surface of the plate portion, and extend between the surface and the installation surface. The plate portion includes a peripheral edge portion (13), a placement portion (11) on which the caster is placed and which is provided separated from the peripheral edge portion, to the inside of the peripheral edge portion, and a linking portion (12) linking the placement portion and the peripheral edge portion. The load detector is additionally provided with a strain sensor (G) attached to the linking portion, and the slope portions include at least two pairs of slopes (SL1, SL2, SL3, SL4) which face one another across the placement portion.
Inventors:
TANAKA MANABU (JP)
Application Number:
PCT/JP2019/018698
Publication Date:
November 21, 2019
Filing Date:
May 10, 2019
Export Citation:
Assignee:
MINEBEA MITSUMI INC (JP)
International Classes:
G01G19/02; G01G3/14; G01G19/52; G01G21/22
Foreign References:
| JP2008065700A | 2008-03-21 | |||
| JPH11223546A | 1999-08-17 | |||
| JP2017194393A | 2017-10-26 | |||
| US20150101870A1 | 2015-04-16 | |||
| US4775018A | 1988-10-04 | |||
| JPS5143946B1 | 1976-11-25 |
Other References:
See also references of EP 3795957A4
Attorney, Agent or Firm:
KAWAKITA, Kijuro et al. (JP)
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