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US 2019/0196178 A1Published application
Actuator and light scanning device
AssigneeMitsumi Electric Co., Ltd.
InventorKensuke YAMADA
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Abstract
An actuator according to an aspect of the present invention includes an actuation object, a first actuating beam supporting the actuation object, a fixing frame supporting the first actuating beam, a first actuation source configured to cause the actuation object to oscillate around a first axis, by actuating the first actuating beam, a first wiring pattern for failure detection drawn on the first actuating beam, and a terminal of the first wiring pattern for failure detection disposed on the fixing frame.
Claims14
An actuator comprising:
- an actuation object;
- a first actuating beam supporting the actuation object;
- a fixing frame supporting the first actuating beam;
- a first actuation source configured to cause the actuation object to oscillate around a first axis, by actuating the first actuating beam;
- and
- a first wiring pattern for failure detection drawn on the first actuating beam, a terminal of the first wiring pattern for failure detection being disposed on the fixing frame.
3 more elements
A light scanning device comprising:
- a mirror;
- a mirror supporting member supporting the mirror;
- an actuating beam supporting the mirror supporting member;
- a fixing frame supporting the actuating beam;
- an actuation source configured to cause the mirror supporting member to oscillate around a predetermined axis, by actuating the actuating beam;
- and
- a wiring pattern for failure detection drawn on the actuating beam, a terminal of the wiring pattern for failure detection being disposed on the fixing frame.
4 more elements
Dependencies are inferred from the claim text.