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US 12,003,835 B2Granted
Camera actuator
AssigneeLG Innotek Co., Ltd.
InventorsYoung Bae Jang, Seong Min Lee
Life of this patent
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Abstract
A camera actuator according to an embodiment includes a housing; a prism unit disposed in the housing; and a driving unit for tilting the prism unit, wherein a ball bearing and a pulling magnet for generating attractive force to each other are disposed in the prism unit and the housing, and wherein the prism unit is supported to the housing by the attractive force between the ball bearing and the pulling magnet.
Claims18
A camera actuator comprising:
- a housing;
- a prism unit disposed in the housing;
- a driving unit for tilting the prism unit;
- a tilting member disposed between the housing and the prism unit to provide a tilting axis for tilting the prism unit;
- and
- a magnet disposed on the housing,
- wherein the housing has a first side wall facing the prism unit in an optical axis direction,
- wherein the housing includes a first recess provided at an inner surface of the first side wall and a second recess provided at an outer surface of the first side wall,
- wherein the tilting member is disposed in the first recess of the housing and the magnet is disposed in the second recess, and
- wherein the magnet is disposed farther from the prism unit than the tilting member in the optical axis direction.
7 more elements
A camera actuator comprising:
- a housing;
- a prism unit disposed in the housing;
- a driving unit for tilting the prism unit;
- and
- a ball bearing,
- wherein the prism unit includes a recess for receiving the ball bearing,
- wherein the housing includes a pulling member for generating electromagnetic attractive force with the ball bearing,
- wherein the prism unit is tilted based on the ball bearing, and
- wherein the ball bearing includes a contact portion in direct contact with the pulling member.
6 more elements
Dependencies are inferred from the claim text.