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Patent Searching and Data


Title:
WHEEL UNIT AND HAND MOBILE BODY INCLUDING THE SAME
Document Type and Number:
Japanese Patent JP2017025948
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To surely recognize connection/disconnection states of a clutch.SOLUTION: A driving unit 20A includes a motor 21 with a decelerator, a wheel 13r, and a clutch mechanism C1 capable of switching an assist state for transmitting torque of a driving shaft 240 to the wheel 13r and a free state for blocking transmission of torque of the driving shaft 240 to the wheel 13r. The clutch mechanism C1 includes a clutch plate 25 disposed movably in an axial direction of the driving shaft 240, a spline plate 23 disposed integrally with the wheel 13r, and engageable with the clutch plate 25, an operation knob 26 for moving the clutch plate 25 to an engagement position with the spline plate 23, and a coil spring 31 for energizing the clutch plate 25 toward the operation knob 26. The operation knob 26 reaches an operation terminal end position of the operation knob 26 only when the clutch plate 25 is engaged with the spline plate 23.SELECTED DRAWING: Figure 2

Inventors:
HONMA BUNJI
Application Number:
JP2015142135A
Publication Date:
February 02, 2017
Filing Date:
July 16, 2015
Export Citation:
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Assignee:
MITSUBA CORP
International Classes:
F16D11/16; A61G5/04
Domestic Patent References:
JPH0699814A1994-04-12
JPS6283733U1987-05-28
JPS63172727U1988-11-09
Attorney, Agent or Firm:
Masatake Shiga
Suzuki Mitsuyoshi
Shingo Suzuki