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.

Date of Patent:
Aug. 31, 2021

Filed:

Apr. 16, 2019
Applicant:

Mems Drive (Nanjing) Co., Ltd., Jiangsu, CN;

Inventors:

Xiaolei Liu, South Pasadena, CA (US);

Matthew Ng, Rosemead, CA (US);

Robert Calvet, Pasadena, CA (US);

Gerardo Morabito, Arcadia, CA (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02B 1/00 (2006.01); B81B 3/00 (2006.01); B81B 7/00 (2006.01); H02N 1/00 (2006.01);
U.S. Cl.
CPC ...
B81B 3/0021 (2013.01); B81B 3/0051 (2013.01); B81B 7/0016 (2013.01); B81B 7/0058 (2013.01); H02N 1/008 (2013.01); B81B 2201/033 (2013.01); B81B 2203/0118 (2013.01); B81B 2203/0136 (2013.01);
Abstract

Caging structures are disclosed for caging or otherwise reducing the mechanical shock pulse experienced by MEMS device beam structures during events that may cause mechanical shock to the MEMS device. The caging structures at least partially surround the beam such that they limit the motion of the beam in a direction perpendicular to the beam's longitudinal axis, thereby reducing stress on the beam during a mechanical shock event. The caging structures may be used in combination with mechanical shock-resistant beams.


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