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US 6,954,139 B2Granted
Contact detecting device
AssigneeMatsushita Electric Industrial Co., Ltd.
InventorsShigeki Ueda, Hiroyuki Ogino, Shuji Yahagi
Life of this patent
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Abstract
A contact detecting device includes a flexible piezoelectric sensor of a cable shape, a resilient member including a hollow portion having a free end to allow the hollow portion to be opened, a sensor holding portion for holding therein the piezoelectric sensor. The hollow portion is provided with a support for maintaining a hollow state thereof.
Claims16
A contact detecting device comprising:
- a flexible piezoelectric sensor of a cable shape;
- and
- a resilient member for holding the piezoelectric sensor therein, the resilient member including a hollow portion, which has a free end to allow the hollow portion to be opened, and a sensor holding portion for mounting therein the piezoelectric sensor by way of opening the hollow portion,
- wherein the hollow portion is provided with a support for maintaining a hollow state thereof, and the support is provided between the sensor holding portion and an inner base member of the hollow portion.
1 more element
A contact detecting device comprising:
- a flexible piezoelectric sensor of a cable shape;
- a resilient member for holding the piezoelectric sensor, the resilient member including a hollow portion having a free end to allow the hollow portion to be opened;
- a support for maintaining a hollow state of the hollow portion, the support being formed of an elastic body and filled in the hollow portion;
- and
- a sensor holding portion, provided in the support, for mounting therein the piezoelectric sensor.
2 more elements
Dependencies are inferred from the claim text.