with rack-and-pinion transmission between driving shaft and piston within the closer housing

Patents Grantslast 30 patents

  • Information Patent Grant

    Door closer casings

    • Patent number 12,276,152
    • Issue date Apr 15, 2025
    • Schlage Lock Company LLC
    • Mitchell T. Barbon
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door closer adjustment mechanism

    • Patent number 11,572,727
    • Issue date Feb 7, 2023
    • Schlage Lock Company LLC
    • Brian C. Eickhoff
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door closer casings

    • Patent number 11,365,575
    • Issue date Jun 21, 2022
    • Schlage Lock Company LLC
    • Mitchell T. Barbon
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Hydraulically damped actuator

    • Patent number 11,319,741
    • Issue date May 3, 2022
    • Locinox
    • Joseph Talpe
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Intelligent door restraint

    • Patent number 11,187,022
    • Issue date Nov 30, 2021
    • Steven M. Hoffberg
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Hydraulic door closer with fluid overflow chamber

    • Patent number 11,105,134
    • Issue date Aug 31, 2021
    • Larson Manufacturing Company of South Dakota, LLC
    • Michael W. Kondratuk
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Hydraulic door closer with fluid overflow chamber

    • Patent number 11,105,135
    • Issue date Aug 31, 2021
    • Larson Manufacturing Company of South Dakota, LLC
    • Michael W. Kondratuk
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door closer adjustment mechanism

    • Patent number 10,982,479
    • Issue date Apr 20, 2021
    • Schlage Lock Company LLC
    • Brian C. Eickhoff
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door closer with backout prevention

    • Patent number 10,961,760
    • Issue date Mar 30, 2021
    • Schlage Lock Company LLC
    • Adithya G. Shetty
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door closer casings

    • Patent number 10,858,872
    • Issue date Dec 8, 2020
    • Schlage Lock Company LLC
    • Mitchell T. Barbon
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door closer apparatus and method

    • Patent number 10,815,712
    • Issue date Oct 27, 2020
    • Schlage Lock Company LLC
    • David V. Toloday
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Sensor based door closer with an intelligent control system

    • Patent number 10,472,873
    • Issue date Nov 12, 2019
    • Riaz Ladha
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Hydraulic door closer with fluid overflow chamber

    • Patent number 10,370,885
    • Issue date Aug 6, 2019
    • Larson Manufacturing Company of South Dakota
    • Michael W. Kondratuk
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Dual direction door closer

    • Patent number 10,280,670
    • Issue date May 7, 2019
    • YALE SECUTIRY, INC.
    • Edgar E. Roberts
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Hydraulic hinge, in particular concealed hinge for doors

    • Patent number 10,196,847
    • Issue date Feb 5, 2019
    • OL.MI S.R.L.
    • Ivano Miglioranzo
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Automatic crankshaft homing device having speed adjusting function

    • Patent number 10,184,283
    • Issue date Jan 22, 2019
    • Neao International Co., Ltd.
    • Jen-Ping Yeh
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Apparatus and method for control of spring force in a door closer o...

    • Patent number 10,180,023
    • Issue date Jan 15, 2019
    • ASSA ABLOY Accessories and Door Controls Group, Inc.
    • Peter Zasowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door closer for a leaf of a door or a window

    • Patent number 10,161,172
    • Issue date Dec 25, 2018
    • GEZE GmbH
    • Benjamin Wörner
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Inductive door position sensor

    • Patent number 10,030,426
    • Issue date Jul 24, 2018
    • Schlage Lock Company LLC
    • Daniel Langenberg
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Device for closing a hinged member

    • Patent number 9,765,558
    • Issue date Sep 19, 2017
    • Locinox
    • Joseph Talpe
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Gear assembly with spiral gears

    • Patent number 9,651,130
    • Issue date May 16, 2017
    • TD IP Holdco, LLC
    • Leon Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door closer assembly

    • Patent number 9,523,230
    • Issue date Dec 20, 2016
    • Yale Security Inc.
    • Charles E. Burris
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Hinge for the rotatable movement of a door, a door leaf or the like

    • Patent number 9,500,018
    • Issue date Nov 22, 2016
    • OL.MI S.R.L.
    • Ivano Miglioranzo
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door closer

    • Patent number 9,410,353
    • Issue date Aug 9, 2016
    • DAWON SDS CO., LTD
    • Joungwoo Lee
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door closer provided with unit for adding door-closing force

    • Patent number 9,410,352
    • Issue date Aug 9, 2016
    • DAWON SDS CO., LTD
    • Joungwoo Lee
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door operator

    • Patent number 9,097,051
    • Issue date Aug 4, 2015
    • Dorma Deutschland GmbH
    • Alexander Hellwig
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door or window closer

    • Patent number 8,732,905
    • Issue date May 27, 2014
    • Yale Security Inc.
    • Robert Matthew Bell
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Hydraulic door closure apparatus with boost

    • Patent number 8,613,126
    • Issue date Dec 24, 2013
    • William Edward Blockley
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Cushioning system for pneumatic cylinder of differential engine

    • Patent number 8,528,459
    • Issue date Sep 10, 2013
    • Wabtec Holding Corp.
    • Gennady Plavnik
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door closer assembly

    • Patent number 8,527,101
    • Issue date Sep 3, 2013
    • Yale Security Inc.
    • Charles E. Burris
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

  • Information Patent Application

    DOOR CLOSER CASINGS

    • Publication number 20230116272
    • Publication date Apr 13, 2023
    • SCHLAGE LOCK COMPANY LLC
    • Mitchell T. Barbon
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DOOR CLOSER ADJUSTMENT MECHANISM

    • Publication number 20220003029
    • Publication date Jan 6, 2022
    • SCHLAGE LOCK COMPANY LLC
    • Brian C. Eickhoff
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DOOR CLOSER CASINGS

    • Publication number 20210332630
    • Publication date Oct 28, 2021
    • SCHLAGE LOCK COMPANY LLC
    • Mitchell T. Barbon
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DOOR CLOSER WITH BACKOUT PREVENTION

    • Publication number 20200256108
    • Publication date Aug 13, 2020
    • SCHLAGE LOCK COMPANY LLC
    • Adithya G. Shetty
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    A HYDRAULICALLY DAMPED ACTUATOR

    • Publication number 20200240189
    • Publication date Jul 30, 2020
    • LOCINOX
    • Joseph TALPE
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DOOR CLOSER CASINGS

    • Publication number 20190383080
    • Publication date Dec 19, 2019
    • SCHLAGE LOCK COMPANY LLC
    • Mitchell T. Barbon
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    HYDRAULIC DOOR CLOSER WITH FLUID OVERFLOW CHAMBER

    • Publication number 20190360250
    • Publication date Nov 28, 2019
    • LARSON MANUFACTURING COMPANY OF SOUTH DAKOTA, INC.
    • Michael W. Kondratuk
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    HYDRAULIC DOOR CLOSER WITH FLUID OVERFLOW CHAMBER

    • Publication number 20190360251
    • Publication date Nov 28, 2019
    • LARSON MANUFACTURING COMPANY OF SOUTH DAKOTA, INC.
    • Michael W. Kondratuk
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DOOR CLOSER APPARATUS AND METHOD

    • Publication number 20190264486
    • Publication date Aug 29, 2019
    • SCHLAGE LOCK COMPANY LLC
    • David V. Toloday
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    SENSOR BASED DOOR CLOSER WITH AN INTELLIGENT CONTROL SYSTEM

    • Publication number 20180371818
    • Publication date Dec 27, 2018
    • Riaz LADHA
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DOOR CLOSING DEVICE WITH MULTI-RATIO RACK AND PINION

    • Publication number 20180252015
    • Publication date Sep 6, 2018
    • Hampton Products International Corporation
    • Jason L. Quinn
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DUAL DIRECTION DOOR CLOSER

    • Publication number 20180148967
    • Publication date May 31, 2018
    • Yale Security, Inc.
    • Edgar E. Roberts
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Automatic Crankshaft Homing Device Having Speed Adjusting Function

    • Publication number 20180058124
    • Publication date Mar 1, 2018
    • Neao International Co., Ltd.
    • Jen-Ping YEH
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    INDUCTIVE DOOR POSITION SENSOR

    • Publication number 20170275938
    • Publication date Sep 28, 2017
    • SCHLAGE LOCK COMPANY LLC
    • Daniel Langenberg
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    HYDRAULIC HINGE, IN PARTICULAR CONCEALED HINGE FOR DOORS

    • Publication number 20170016261
    • Publication date Jan 19, 2017
    • OL.MI S.R.L.
    • Ivano MIGLIORANZO
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DEVICE FOR CLOSING A HINGED MEMBER

    • Publication number 20160376824
    • Publication date Dec 29, 2016
    • LOCINOX
    • Joseph TALPE
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DOOR CLOSER PROVIDED WITH UNIT FOR ADDING DOOR-CLOSING FORCE

    • Publication number 20150322705
    • Publication date Nov 12, 2015
    • DAWON SDS CO., LTD
    • Joungwoo LEE
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DOOR CLOSER

    • Publication number 20150315833
    • Publication date Nov 5, 2015
    • DAWON SDS CO., LTD
    • Joungwoo LEE
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Door Operator

    • Publication number 20140157544
    • Publication date Jun 12, 2014
    • DORMA GmbH + Co. KG
    • Alexander HELLWIG
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DOOR CLOSER ASSEMBLY

    • Publication number 20140005842
    • Publication date Jan 2, 2014
    • YALE SECURITY INC.
    • Charles E. Burris
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Swing leaf actuator and mounting thereof

    • Publication number 20130305854
    • Publication date Nov 21, 2013
    • Thomas WILDFÖRSTER
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    HYDRAULIC DOOR CLOSURE APPARATUS WITH BOOST

    • Publication number 20130086771
    • Publication date Apr 11, 2013
    • William Edward Blockley
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DOOR CLOSER ASSEMBLY

    • Publication number 20110257797
    • Publication date Oct 20, 2011
    • YALE SECURITY INC.
    • Charles E. Burris
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DOOR CLOSER WITH CALIBRATION MODE

    • Publication number 20110257796
    • Publication date Oct 20, 2011
    • YALE SECURITY INC.
    • Charles E. Burris
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DOOR OR WINDOW CLOSER

    • Publication number 20110191981
    • Publication date Aug 11, 2011
    • Yale Security, Inc.
    • Robert Matthew BELL
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Withdrawing mechanism

    • Publication number 20100223754
    • Publication date Sep 9, 2010
    • NIFCO INC.
    • Kazuyuki Tomioka
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    CUSHIONING SYSTEM FOR PNEUMATIC CYLINDER OF DIFFERENTIAL ENGINE

    • Publication number 20100139475
    • Publication date Jun 10, 2010
    • Wabtec Holding Corp.
    • Gennady Plavnik
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Pinion

    • Publication number 20100122598
    • Publication date May 20, 2010
    • Thomas Salutzki
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Withdrawing mechanism

    • Publication number 20100005621
    • Publication date Jan 14, 2010
    • NIFCO INC.
    • Kazuyuki Tomioka
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DOOR CLOSER

    • Publication number 20090320236
    • Publication date Dec 31, 2009
    • NHK SPRING CO., LTD.
    • Koichi Yamamuro
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES