The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 26, 2019
Filed:
Nov. 24, 2017
Sintai Optical (Shenzhen) Co., Ltd., ShenZhen, Guandong Province, CN;
Asia Optical Co., Inc., Taichung, TW;
Tsung-Mou Tsai, Taichung, TW;
SINTAI OPTICAL (SHENZHEN) CO., LTD., Shenzhen, Guandong Province, CN;
ASIA OPTICAL CO., INC., Taichung, TW;
Abstract
A magnification apparatus includes a main body, an inner sleeve, an outer sleeve, an adjusting ring and a locating element. The inner sleeve is disposed within the main body. The outer sleeve includes a locating hole, wherein the outer sleeve is rotatably disposed around the inner sleeve. The adjusting ring is rotatably disposed around the main body to rotate the outer sleeve relative to the main body and the inner sleeve. The locating element includes a fixing element, an elastic element and a locating sleeve, wherein the locating sleeve is placed to penetrate through the main body and the locating hole and against an outer surface of the inner sleeve, the fixing element is disposed on the adjusting ring, and the elastic element includes a first end placed against the fixing element and a second end placed against an interior of the locating sleeve.