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:
Jun. 02, 2020
Filed:
Mar. 08, 2019
Applicant:
L&l Cdc, Llc, Monterey Park, CA (US);
Inventors:
Larry Lamb, La Crescenta, CA (US);
Alice Lee, La Crescenta, CA (US);
Dennis Lee, Monterey Park, CA (US);
Assignee:
L&L CDC, LLC, Monterey Park, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E05F 17/00 (2006.01); E05F 11/08 (2006.01); A47B 88/40 (2017.01); A47B 96/16 (2006.01); A47B 88/70 (2017.01);
U.S. Cl.
CPC ...
E05F 17/004 (2013.01); A47B 88/40 (2017.01); A47B 88/70 (2017.01); A47B 96/16 (2013.01); E05F 11/08 (2013.01); A47B 2210/0056 (2013.01); E05F 2017/008 (2013.01); E05Y 2900/20 (2013.01);
Abstract
A device for coordinated control and operation of double doors having a plate with a rectilinear motion that is associated with links with adjustable lengths that connect the plate to the double doors, with both the first and the second doors opened when one of the doors is opened and sequentially closed when one of the doors is closed.