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:
Jul. 26, 2022
Filed:
Mar. 05, 2021
Applicant:
Abloy Oy, Joensuu, FI;
Inventor:
Harri Juntunen, Joensuu, FI;
Assignee:
ABLOY OY, Joensuu, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E05F 3/10 (2006.01); E05F 3/12 (2006.01);
U.S. Cl.
CPC ...
E05F 3/104 (2013.01); E05F 3/12 (2013.01); E05Y 2201/254 (2013.01); E05Y 2900/132 (2013.01);
Abstract
A cam action door closer comprising a body, a spring, a speed control channel system and a latching control channel system, a closing control piston having a piston head and a circular side. The closing control piston has a cutting on the side of the closing control piston and on the piston head, the cutting forming a control edge at its end. The cutting has a length between the piston head and the control edge. The speed control channel system comprises a speed connecting channel, which is located in such a way that the control edge is arranged to close it.