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US Patent 10042238 Projector

Patent 10042238 was granted and assigned to Gemmy Industries Corporation on August, 2018 by the United States Patent and Trademark Office.

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Patent abstractTimelineTable: Further ResourcesReferences
Is a
Patent
Patent

Patent attributes

Patent Applicant
Gemmy Industries Corporation
Gemmy Industries Corporation
Current Assignee
Gemmy Industries Corporation
Gemmy Industries Corporation
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
10042238
Patent Inventor Names
Lio Yenwei Chang4
Cheng-Chun Zhang4
Date of Patent
August 7, 2018
Patent Application Number
15679774
Date Filed
August 17, 2017
Patent Citations Received
‌
US Patent 11493181 Snowflake projection lamp
1
‌
US Patent D982800 Sky projection lamp
2
‌
US Patent 11692680 Projection lamp and lamp holder
3
‌
US Patent D999809 Laser projector
Patent Primary Examiner
‌
Sultan Chowdhury
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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