DE29624334U1 - Differential pressure detection device for pneumatic cylinders - Google Patents

Differential pressure detection device for pneumatic cylinders

Info

Publication number
DE29624334U1
DE29624334U1 DE29624334U DE29624334U DE29624334U1 DE 29624334 U1 DE29624334 U1 DE 29624334U1 DE 29624334 U DE29624334 U DE 29624334U DE 29624334 U DE29624334 U DE 29624334U DE 29624334 U1 DE29624334 U1 DE 29624334U1
Authority
DE
Germany
Prior art keywords
pressure
differential pressure
control
connections
cylinder
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE29624334U
Other languages
German (de)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US08/516,375 external-priority patent/US5587536A/en
Application filed by Individual filed Critical Individual
Publication of DE29624334U1 publication Critical patent/DE29624334U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/28—Means for indicating the position, e.g. end of stroke

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Measuring Fluid Pressure (AREA)

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (4)

1. Pneumatikzylinder-Steuer- und Positionsbestimmungssystem mit
einem Pneumatikzylinder (11), in dem ein Kolben (14) zwi­ schen einer Einfahrstellung und einer Ausfahrstellung bewegbar angeordnet ist,
Druckeingangs- und Druckausgangsanschlüssen (18, 20) innerhalb des Zylinders (11),
von den Anschlüssen (18, 20) ausgehenden Druckleitungen (19, 21) und
einem mit den Druckanschlüssen (18, 20) über die Druck­ leitungen (19, 21) verbundenen Steuerventil (12),
gekennzeichnet durch
einen Differenzdruckaufnehmerschalter (13) in Verbindung mit den Druckanschlüssen (18, 20) zwischen dem Zylinder (11) und dem Steuerventil (12), wobei der Differenzdruck­ aufnehmerschalter (13) einen Differenzdrucksensor (32) und eine Einrichtung zur Einstellung des Differenz­ drucksensors (32) auf eine vorbestimmte Druckbestimmung zwischen den Druckanschlüssen (18, 20) innerhalb des Zylinders aufweist. 1. Pneumatic cylinder control and position determination system with
a pneumatic cylinder ( 11 ) in which a piston ( 14 ) is movably arranged between a retracted position and an extended position,
Pressure inlet and outlet connections ( 18 , 20 ) inside the cylinder ( 11 ),
from the connections ( 18 , 20 ) outgoing pressure lines ( 19 , 21 ) and
a control valve ( 12 ) connected to the pressure connections ( 18 , 20 ) via the pressure lines ( 19 , 21 ),
marked by
a Differenzdruckaufnehmerschalter (13) in communication with the pressure ports (18, 20) between the cylinder (11) and the control valve (12), wherein the differential pressure aufnehmerschalter (13) a differential pressure sensor (32) and means for adjusting the differential pressure sensor (32 ) to a predetermined pressure determination between the pressure connections ( 18 , 20 ) within the cylinder. 2. Steuer- und Positionsbestimmungssystem nach Anspruch 1, bei dem das Steuerventil (12) ein Vierwegeventil ist, das in Verbindung mit einer Druckfluidquelle steht.2. Control and position determination system according to claim 1, wherein the control valve ( 12 ) is a four-way valve which is in communication with a source of pressurized fluid. 3. Steuer- und Positionsbestimmungssystem nach Anspruch 1, bei dem der Druckaufnehmerschalter (13) ferner einen Verstärker (27), wählbare Ausgangsteile und eine Energieversorgung (31) umfaßt.3. Control and position determination system according to claim 1, wherein the pressure transducer switch ( 13 ) further comprises an amplifier ( 27 ), selectable output parts and a power supply ( 31 ). 4. Steuer- und Positionsbestimmungssystem nach Anspruch 1, bei dem die Einrichtung zur Einstellung des Differenz­ drucksensors (32) eine damit verbundene Auslösepunkt­ justierung (28) umfaßt.4. Control and position determination system according to claim 1, wherein the device for adjusting the differential pressure sensor ( 32 ) comprises an associated trigger point adjustment ( 28 ).
DE29624334U 1995-08-17 1996-08-19 Differential pressure detection device for pneumatic cylinders Expired - Lifetime DE29624334U1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/516,375 US5587536A (en) 1995-08-17 1995-08-17 Differential pressure sensing device for pneumatic cylinders
DE19633369A DE19633369C2 (en) 1995-08-17 1996-08-19 Differential pressure detection device for pneumatic cylinders

Publications (1)

Publication Number Publication Date
DE29624334U1 true DE29624334U1 (en) 2002-04-11

Family

ID=26028544

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29624334U Expired - Lifetime DE29624334U1 (en) 1995-08-17 1996-08-19 Differential pressure detection device for pneumatic cylinders

Country Status (1)

Country Link
DE (1) DE29624334U1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005017696A1 (en) * 2005-04-07 2006-10-12 Festo Ag & Co. Contraction unit e.g. for generating axial relative movement between two head pieces of contraction tube, has two head pieces separated from one another by extending contraction tube interior of which filled with fluid media

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005017696A1 (en) * 2005-04-07 2006-10-12 Festo Ag & Co. Contraction unit e.g. for generating axial relative movement between two head pieces of contraction tube, has two head pieces separated from one another by extending contraction tube interior of which filled with fluid media

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20020516

R150 Term of protection extended to 6 years

Effective date: 20020910

R151 Term of protection extended to 8 years

Effective date: 20021204

R158 Lapse of ip right after 8 years

Effective date: 20050301