Abstract

Apparatus to increase a force of an actuator having an override apparatus are described herein. An example fluid control system includes a first fluid control apparatus to fluidly couple a control fluid supply source to a control actuator via a first passageway. The control fluid supply source provides a control fluid to move a control …

Legal parties

Party
Inventors (applicants): David Anthony Arnold
Assignees (initial): Fisher Controls International, LLC (Marshalltown, US)
Agents: Hanley, Flight & Zimmerman, LLC. (attorney)

The application was examined by Thomas E Lazo (USPTO dept. 3745)

Claims

  • 1. A fluid control system for use with valves, comprising: …
  • 2. A fluid control system of claim 1 , further comprising a third fluid passageway …
  • 3. A fluid control system of claim 1 , wherein the first fluid control apparatus …

Cited documents

Patents

  • WO 2007009077, Jan. 1, 2007
  • Folk US 2008/0251146 A1, Oct. 1, 2008
  • Kabasin et al. US 6592095 B2, Jul. 1, 2003
  • DE 102004045011, Apr. 1, 2006
  • DE 19933165, Jan. 1, 2001
  • Sundararajan US 6684897 B2, Feb. 1, 2004
  • Esch et al. US 6076490 A / 251/129.1, Jun. 1, 2000
  • Hirano et al. US 6807895 B2, Oct. 1, 2004
  • DE 1187026, Feb. 1, 1965
  • Massey et al. US 6708489 B2, Mar. 1, 2004
  • Golden US 4934652 A, Jun. 1, 1990
  • Okada et al. US 3895651 A, Jul. 1, 1975
  • Howes et al. US 4726395 A, Feb. 1, 1988
  • Bennett et al. US 5067323 A, Nov. 1, 1991
  • Quinn US 3482777 A, Dec. 1, 1969
  • Sneh US 7744060 B2, Jun. 1, 2010
  • McNeely et al. US 4705065 A, Nov. 1, 1987
  • Card et al. US 4295630 A / 91/459, Oct. 1, 1981
  • DE 102006028878, Dec. 1, 2007
  • Oksanen et al. US 5348036 A, Sep. 1, 1994
  • Shelton US 4568058 A, Feb. 1, 1986

Drawings

Brief Description of the Drawings

FIGS. 1A , 1B, and 1C illustrate a known control valve and actuator having an air-based fail-safe system. FIG. 2 illustrates an example actuator apparatus described herein. …

Description

Field of the Disclosure

The present disclosure relates generally to actuators and, more particularly, to apparatus to increase a force of an actuator having an override …

Detailed Description

The example systems and apparatus described herein increase a force (e.g., a seat load or opening force) imparted by a control actuator on, for example, a flow control member of a valve …

More details about Apparatus to Increase a Force of an Actuator Having an Override Apparatus

Miscellaneous patent data

The invention is named Apparatus to Increase a Force of an Actuator Having an Override Apparatus, categorized under Electrically operated (275) (361) as a primary classification, the applicant's state - IA, city - Marshalltown, the known applicant's name is David Anthony Arnold, the assignee location is Marshalltown (US); its organization is Fisher Controls International, LLC, the claim number 1 is selected as exemplary, the patent was granted on Oct. 8, 2013, the application publication date is Dec. 28, 2009, the grant publication number is 08549984, includes the following drawings: Cross-sectional view of the example, Apparatus to Increase a Force, example actuator apparatus described herein, 1B, and 1C illustrate a known, the inventor's state is IA, city - Marshalltown, the inventor's name is David Anthony Arnold, developed by David Anthony Arnold, assigned to a United States company, similar classification categories are stable intermediate position, e.g. with snap action, a throttle in the form of a helical channel, Additional inlet path opened in response to position, using a motor, Oscillating working member, motor chamber pressure reaction on valve, Excess-flow valves, Single Chamber Formed by Mutually Relatively Movable Cylinder, Sleeve and Piston, Oscillating cylinder, weight-loaded, the patent particularly claims a fluid control system for use with valves, comprising…, the application was examined by Thomas E Lazo (3745 USPTO department), 7 figures depict the invention details, the patent extension term is 943 days, the invention description is illustrated by 6 drawings, numbered 12/648,135 (application), the known agent - Hanley, Flight & Zimmerman, LLC., the protection scope is defined by 20 claims.

Invention classification information

The invention is classified under Fluid and non-fluid actuators, Electrically operated (275) (361), the fluid acting on a piston. The designated search classifications include Fluid and non-fluid actuators, Electrically operated (275) (361).

Patent details
Publication number 08549984
Publication date Oct. 8, 2013
Kind code B2
Application number 12/648,135
Application date Dec. 28, 2009
Application type U
Application series code 12
Extension term 943
National classification 91/459
Total number of claims 20
Exemplary claims 1
Number of drawings 6
Number of figures 7
Quick navigation
More similar inventions

Cylinder Phaser Valves (US08850952, Oct. 7, 2014 / 12/996,771, Feb. 22, 2010, Through working member), David E. Albrecht, Jr. et al.

Pressure Unloading Valve to Cushion a Pneumatic Cylinder (US08578837, Nov. 12, 2013 / 12/800,304, May 12, 2010, Throttling), John C. A. Burhoe

Valve Arrangement (US08479636, July 9, 2013 / 12/449,929, Jan. 18, 2008, Motive fluid control valve responsive to pressure in supply line to or exhaust line from motor which it modifies), Winfried Rüb / Hydac Filtertechnik GmbH (Salzbach/Saar, DE)

Also viewed with this patent

Hydraulic Drive, in Particular for Machine Tools, and Method for Controlling the Hydraulic Drive (US08549983, Oct. 8, 2013 / 12/450,545, May 31, 2008, Contracting chamber exhaust valve controlled by expanding chamber pressure or flow), Bert Brahmer / Voith Patent GmbH (Heidenheim, DE)

Directional Control Valve, Particularly for Controlling an Actuating Cylinder of a Turbo-Machine (US08555772, Oct. 15, 2013 / 12/741,899, Sept. 16, 2008, With main valve position feedback to pilot valve), Steffen Lindoerfer et al. / Voith Patent GmbH (Heidenheim, DE)

Brake Servo (US08561520, Oct. 22, 2013 / 12/743,430, Nov. 20, 2008, Plural input signal means for single motor valve (453)), Volker Ickler et al. / Continental Teves AG & Co. oHG (Frankfurt, DE)

New documents
  • Process for the Production of the Actinobacillus Pleuropneumoniae Toxins APXI or APXIII in a Liquid Culture Medium Under Supply of Air Enriched in Carbon Dioxide
  • Method for Manufacturing Nonvolatile Memory Device
  • Supply Chain Demand Satisfaction
  • Supply-Line Management Device
  • Storage Control Device and Method for Managing Snapshot