DE29909284U1 - Piston arrangement - Google Patents

Piston arrangement

Info

Publication number
DE29909284U1
DE29909284U1 DE29909284U DE29909284U DE29909284U1 DE 29909284 U1 DE29909284 U1 DE 29909284U1 DE 29909284 U DE29909284 U DE 29909284U DE 29909284 U DE29909284 U DE 29909284U DE 29909284 U1 DE29909284 U1 DE 29909284U1
Authority
DE
Germany
Prior art keywords
piston
arrangement according
partition
housing
piston arrangement
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
DE29909284U
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.)
FFG Flensburger Fahrzeugbau GmbH
Original Assignee
FFG Flensburger Fahrzeugbau GmbH
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
Application filed by FFG Flensburger Fahrzeugbau GmbH filed Critical FFG Flensburger Fahrzeugbau GmbH
Priority to DE29909284U priority Critical patent/DE29909284U1/en
Publication of DE29909284U1 publication Critical patent/DE29909284U1/en
Priority to PCT/EP2000/004566 priority patent/WO2000073199A2/en
Priority to AU53957/00A priority patent/AU5395700A/en
Priority to DE10081436T priority patent/DE10081436D2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
    • E03F7/10—Wheeled apparatus for emptying sewers or cesspools
    • E03F7/103—Wheeled apparatus for emptying sewers or cesspools with a tank featuring one or more partition walls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D88/00—Large containers
    • B65D88/54—Large containers characterised by means facilitating filling or emptying
    • B65D88/58—Large containers characterised by means facilitating filling or emptying by displacement of walls
    • B65D88/60—Large containers characterised by means facilitating filling or emptying by displacement of walls of internal walls
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
    • E03F7/10—Wheeled apparatus for emptying sewers or cesspools
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/14—Pistons, piston-rods or piston-rod connections
    • F04B53/143—Sealing provided on the piston

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)
  • Sealing Devices (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 erfaßt The description text was not recorded electronically  

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

Claims (9)

1. Kolbenanordnung zur Bildung zweier Kammern in einem zylindrischen Behälter (10), bestehend aus einem ringförmigen Kolbengehäuse (11) aus Kunststoff, in dem eine Kolbentrennwand (12) aus Kunststoff angeordnet ist, wobei das Kolbengehäuse (11) wenigstens eine radiale PTFE- beschichtete Gummidichtung (13) aufweist, die zur Fixierung des Kolbengehäuses (11) an der Innenseite des Behälters (10) aufblasbar ist.1. Piston arrangement for forming two chambers in a cylindrical container ( 10 ), consisting of an annular piston housing ( 11 ) made of plastic, in which a piston partition ( 12 ) made of plastic is arranged, the piston housing ( 11 ) being coated with at least one radial PTFE Has rubber seal ( 13 ) which is inflatable to fix the piston housing ( 11 ) on the inside of the container ( 10 ). 2. Kolbenanordnung nach Anspruch 1, dadurch gekennzeichnet, daß die Kolbentrennwand (12) einen zylindrischen Aufbau mit parallelen oder konvexen Stirnflächen aufweist. 2. Piston arrangement according to claim 1, characterized in that the piston partition ( 12 ) has a cylindrical structure with parallel or convex end faces. 3. Kolbenanordnung nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß die Kolbentrennwand (12) in Sandwich- Bauweise hergestellt ist.3. Piston arrangement according to claim 1 or 2, characterized in that the piston partition ( 12 ) is made in sandwich construction. 4. Kolbenanordnung nach einen der vorangehenden Ansprüche, dadurch gekennzeichnet, daß die Kolbentrennwand (12) in dem Kolbengehäuse (11) axial verschiebbar ist.4. Piston arrangement according to one of the preceding claims, characterized in that the piston partition ( 12 ) in the piston housing ( 11 ) is axially displaceable. 5. Kolbenanordnung nach Anspruch 4, dadurch gekennzeichnet, daß die Kolbentrennwand (12) in dem Kolbengehäuse (11) mittels einer hochgleitfähigen aufblasbaren Gummidichtung (21) abdichtbar und fixierbar ist.5. Piston arrangement according to claim 4, characterized in that the piston partition ( 12 ) in the piston housing ( 11 ) by means of a highly slidable inflatable rubber seal ( 21 ) is sealable and fixable. 6. Kolbenanordnung nach Anspruch 5, dadurch gekennzeichnet, daß die Gummidichtung (21) der Kolbentrennwand (12) eine PTFE- Beschichtung aufweist.6. Piston arrangement according to claim 5, characterized in that the rubber seal ( 21 ) of the piston partition ( 12 ) has a PTFE coating. 7. Kolbenanordnung nach einem der vorangehenden Ansprüche, dadurch gekennzeichnet, daß das Kolbengehäuse (11) voneinander beabstandete innere axiale Anschlagflächen (17, 18) oder Anschlagseegeringe oder Anschlagbolzen für die Kolbentrennwand (12) und äußere axiale Anschlagflächen (14, 15) aufweist.7. Piston arrangement according to one of the preceding claims, characterized in that the piston housing ( 11 ) has spaced apart inner axial stop surfaces ( 17 , 18 ) or stop sleeves or stop bolts for the piston partition ( 12 ) and outer axial stop surfaces ( 14 , 15 ). 8. Kolbenanordnung nach Anspruch 7, dadurch gekennzeichnet, daß die inneren und äußeren Anschlagflächen (14, 15) Auslaßausnehmungen (20, 19) aufweisen.8. Piston arrangement according to claim 7, characterized in that the inner and outer stop surfaces ( 14 , 15 ) have outlet recesses ( 20 , 19 ). 9. Kolbenanordnung nach einem der vorangehenden Ansprüche, dadurch gekennzeichnet, daß das Kolbengehäuse (11) und die Kolbentrennwand (12) aus einem elektrisch leitfähigen Kunststoff bestehen.9. Piston arrangement according to one of the preceding claims, characterized in that the piston housing ( 11 ) and the piston partition ( 12 ) consist of an electrically conductive plastic.
DE29909284U 1999-05-27 1999-05-27 Piston arrangement Expired - Lifetime DE29909284U1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE29909284U DE29909284U1 (en) 1999-05-27 1999-05-27 Piston arrangement
PCT/EP2000/004566 WO2000073199A2 (en) 1999-05-27 2000-05-19 Device for accommodating aggressive liquids
AU53957/00A AU5395700A (en) 1999-05-27 2000-05-19 Device for accommodating aggressive liquids
DE10081436T DE10081436D2 (en) 1999-05-27 2000-05-19 Device for absorbing aggressive liquids

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29909284U DE29909284U1 (en) 1999-05-27 1999-05-27 Piston arrangement

Publications (1)

Publication Number Publication Date
DE29909284U1 true DE29909284U1 (en) 1999-09-02

Family

ID=8074029

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29909284U Expired - Lifetime DE29909284U1 (en) 1999-05-27 1999-05-27 Piston arrangement

Country Status (1)

Country Link
DE (1) DE29909284U1 (en)

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 19991007

R156 Lapse of ip right after 3 years

Effective date: 20021203