GB1289962A - - Google Patents

Info

Publication number
GB1289962A
GB1289962A GB1289962DA GB1289962A GB 1289962 A GB1289962 A GB 1289962A GB 1289962D A GB1289962D A GB 1289962DA GB 1289962 A GB1289962 A GB 1289962A
Authority
GB
United Kingdom
Prior art keywords
mandrel
bore
sept
space
plastics material
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
Other languages
English (en)
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 filed Critical
Publication of GB1289962A publication Critical patent/GB1289962A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C2/14—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F04C2/16—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
    • F04C2/165—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type having more than two rotary pistons with parallel axes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
GB1289962D 1968-09-27 1968-09-27 Expired GB1289962A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4612268 1968-09-27

Publications (1)

Publication Number Publication Date
GB1289962A true GB1289962A (zh) 1972-09-20

Family

ID=10439929

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1289962D Expired GB1289962A (zh) 1968-09-27 1968-09-27

Country Status (2)

Country Link
DE (1) DE1948589A1 (zh)
GB (1) GB1289962A (zh)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4870827A (en) * 1987-08-12 1989-10-03 United Technologies Hybrid composite compressor
DE3737358A1 (de) * 1987-11-04 1989-05-18 Allweiler Ag Laufgehaeuse fuer eine innengelagerte schraubenspindelpumpe und verfahren zu seiner herstellung
DE4243638C2 (de) * 1992-12-22 2002-10-24 Allweiler Ag Gehäusekörper für eine Schraubenspindelpumpe sowie Verfahren zu dessen Herstellung
CN102062087A (zh) * 2010-12-29 2011-05-18 陈思 具有弹性衬层的双螺杆泵
DE102017100537A1 (de) 2016-09-21 2018-03-22 Knorr-Bremse Systeme für Nutzfahrzeuge GmbH Verfahren zum Herstellen eines Gehäuses eines Schraubenkompressors

Also Published As

Publication number Publication date
DE1948589A1 (de) 1970-04-23

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees