Title:
CONVEYOR DEVICE BEARING UNIT WITH MALFUNCTION DETECTION FUNCTION, CONVEYOR EQUIPMENT AND BEARING UNIT MONITORING SYSTEM
Document Type and Number:
WIPO Patent Application WO/2013/002199
Kind Code:
A1
Abstract:
The invention is obtained by setting a rolling bearing (6) inside a housing (8) and is used as a conveyor device bearing unit (10) that is provided in conveying devices such as conveyors (1). The invention is provided with: a power source (12) having a power-generating element (14) that generates electricity using environmental energy and an accumulating means (16) for accumulating the power generated by the power-generating element (14); and a transmitter (13) that wirelessly transmits a signal every time the amount of electricity accumulated by the accumulating means (16) reaches an established value. For the power-generating element (14), a vibrational power-generating element or a thermal power-generating element is used. The invention is used in conveyor rollers (4), plummer blocks, etc. in conveyors (1).
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Inventors:
KONDOU HIROMITSU (JP)
UMEMOTO TAKEHIKO (JP)
SASABE MITSUO (JP)
UMEMOTO TAKEHIKO (JP)
SASABE MITSUO (JP)
Application Number:
PCT/JP2012/066229
Publication Date:
January 03, 2013
Filing Date:
June 26, 2012
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD (JP)
KONDOU HIROMITSU (JP)
UMEMOTO TAKEHIKO (JP)
SASABE MITSUO (JP)
KONDOU HIROMITSU (JP)
UMEMOTO TAKEHIKO (JP)
SASABE MITSUO (JP)
International Classes:
F16C19/52; B65G39/09; B65G43/02; F16C13/02; F16C19/06; F16C19/38; F16C41/00
Foreign References:
| JPH10218340A | 1998-08-18 | |||
| JP2011069402A | 2011-04-07 | |||
| JP2003308588A | 2003-10-31 | |||
| JP2005030588A | 2005-02-03 | |||
| JP2004044676A | 2004-02-12 |
Attorney, Agent or Firm:
SUGIMOTO, Shuji et al. (JP)
Shuji Sugimoto (JP)
Shuji Sugimoto (JP)
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Claims: