Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Lio Yenwei Chang0
Cheng-Chun Zhang0
Date of Patent
August 7, 2018
Patent Application Number
15679774
Date Filed
August 17, 2017
Patent Citations Received
Patent Primary Examiner
Patent abstract
A projector has a body, a rotating device, a projection device, and a supporting device. The body has a lower housing, an upper housing, and an operation chamber. The rotating device is mounted in the operation chamber, is located in the upper housing, and has a driving device, a rotating axle, a power supply circuit board, and a film base. The projection device is mounted in the operation chamber of the body and has a light unit, a Fresnel lens, a film holder, and a lens assembly. The supporting device is mounted on a bottom of the lower housing.
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