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. 26, 2018
Filed:
Jun. 08, 2016
Applicant:
Dorma Deutschland Gmbh, Ennepetal, DE;
Inventors:
Alexander Hellwig, Ennepetal, DE;
Volker Bienek, Ennepetal, DE;
Thomas Wildförster, Ennepetal, DE;
Thomas Salutzki, Ennepetal, DE;
Assignee:
DORMAKABA DEUTSCHLAND GMBH, Ennepetal, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E05F 3/04 (2006.01); E05F 3/10 (2006.01); E05F 3/12 (2006.01); E05F 3/22 (2006.01);
U.S. Cl.
CPC ...
E05F 3/04 (2013.01); E05F 3/10 (2013.01); E05F 3/12 (2013.01); E05F 3/227 (2013.01); E05Y 2201/458 (2013.01); E05Y 2600/12 (2013.01); E05Y 2800/172 (2013.01); E05Y 2800/174 (2013.01); E05Y 2900/132 (2013.01);
Abstract
A door drive includes a housing and at least one regulating valve for the adjustable regulation of a fluid flow within the door drive. The one regulating valve or at least one of the several regulating valves includes two ends with respectively one engaging part, in particular for a tool, wherein the one regulating valve or the regulating valves extend/s in such a manner through the housing that the engaging parts for adjusting the one regulating valve or the regulating valves may be manipulated from outside the housing.