DE420256C - Valve spring assembly, especially for hydraulic jacks - Google Patents

Valve spring assembly, especially for hydraulic jacks

Info

Publication number
DE420256C
DE420256C DEM84137D DEM0084137D DE420256C DE 420256 C DE420256 C DE 420256C DE M84137 D DEM84137 D DE M84137D DE M0084137 D DEM0084137 D DE M0084137D DE 420256 C DE420256 C DE 420256C
Authority
DE
Germany
Prior art keywords
hydraulic jacks
valve spring
spring assembly
lifting cylinder
valve
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
Application number
DEM84137D
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.)
A KIRSCHNER MASCHF
Original Assignee
A KIRSCHNER MASCHF
Publication date
Priority to DEM84137D priority Critical patent/DE420256C/en
Application granted granted Critical
Publication of DE420256C publication Critical patent/DE420256C/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
    • B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
    • B66F3/25—Constructional features
    • B66F3/42—Constructional features with self-contained pumps, e.g. actuated by hand

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Check Valves (AREA)
  • Safety Valves (AREA)

Description

Abb. i.Fig.i.

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Abb. 2.Fig. 2.

Claims (1)

Patent-Anspruch:Patent claim: Ventilfederanordnung, insbesondere für hydraulische Heber, dadurch gekennzeichnet, daß die Druckfeder (c) für das Kugeldruckventil (b) des Hubzylinders (/) als federnde Zunge der Ringplattfeder (a) mit dieser in einem Stück gestanzt und. durch einfache Einklemmung zwischen dem flachen Ende des Mantels des Hubzylinders (/) und dem zugehörigen Gehäuseansatering (g) eingebaut und befestigt ist.Valve spring arrangement, in particular for hydraulic jacks, characterized in that the compression spring (c) punched for the ball pressure valve (b) of the lifting cylinder (/) as a resilient tongue of the annular plate spring (a) with this in one piece. is installed and fastened by simple clamping between the flat end of the jacket of the lifting cylinder (/) and the associated housing catering (g).
DEM84137D Valve spring assembly, especially for hydraulic jacks Expired DE420256C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DEM84137D DE420256C (en) Valve spring assembly, especially for hydraulic jacks

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEM84137D DE420256C (en) Valve spring assembly, especially for hydraulic jacks

Publications (1)

Publication Number Publication Date
DE420256C true DE420256C (en) 1925-10-17

Family

ID=7319829

Family Applications (1)

Application Number Title Priority Date Filing Date
DEM84137D Expired DE420256C (en) Valve spring assembly, especially for hydraulic jacks

Country Status (1)

Country Link
DE (1) DE420256C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5775894A (en) * 1996-11-05 1998-07-07 Tecumseh Products Company Compressor ball valve

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5775894A (en) * 1996-11-05 1998-07-07 Tecumseh Products Company Compressor ball valve

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