FR2262155B1 - - Google Patents

Info

Publication number
FR2262155B1
FR2262155B1 FR7506056A FR7506056A FR2262155B1 FR 2262155 B1 FR2262155 B1 FR 2262155B1 FR 7506056 A FR7506056 A FR 7506056A FR 7506056 A FR7506056 A FR 7506056A FR 2262155 B1 FR2262155 B1 FR 2262155B1
Authority
FR
France
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
FR7506056A
Other languages
French (fr)
Other versions
FR2262155A1 (en
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.)
Leitner AG
Original Assignee
Leitner AG
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 Leitner AG filed Critical Leitner AG
Publication of FR2262155A1 publication Critical patent/FR2262155A1/fr
Application granted granted Critical
Publication of FR2262155B1 publication Critical patent/FR2262155B1/fr
Granted 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
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/2205—Conventional flow pattern
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G31/00—Mechanical throwing machines for articles or solid materials
    • B65G31/04—Mechanical throwing machines for articles or solid materials comprising discs, drums, or like rotary impellers
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
    • E01H4/00—Working on surfaces of snow or ice in order to make them suitable for traffic or sporting purposes, e.g. by compacting snow
    • E01H4/02—Working on surfaces of snow or ice in order to make them suitable for traffic or sporting purposes, e.g. by compacting snow for sporting purposes, e.g. preparation of ski trails; Construction of artificial surfacings for snow or ice sports ; Trails specially adapted for on-the-snow vehicles, e.g. devices adapted for ski-trails
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/02—Selection of particular materials
    • F04D29/026—Selection of particular materials especially adapted for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
    • F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/40—Organic materials
    • F05D2300/43—Synthetic polymers, e.g. plastics; Rubber

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR7506056A 1974-02-26 1975-02-26 Ski slope snow conveyor - has all parts of pump and tube in contact with snow made of plastic Granted FR2262155A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT48795/74A IT1008961B (it) 1974-02-26 1974-02-26 Apparecchiatura di trasporto di neve

Publications (2)

Publication Number Publication Date
FR2262155A1 FR2262155A1 (en) 1975-09-19
FR2262155B1 true FR2262155B1 (enrdf_load_stackoverflow) 1977-04-15

Family

ID=11268592

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7506056A Granted FR2262155A1 (en) 1974-02-26 1975-02-26 Ski slope snow conveyor - has all parts of pump and tube in contact with snow made of plastic

Country Status (3)

Country Link
DE (1) DE2507795A1 (enrdf_load_stackoverflow)
FR (1) FR2262155A1 (enrdf_load_stackoverflow)
IT (1) IT1008961B (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2597131B1 (fr) * 1986-04-15 1988-06-24 Tech Realisations Et Procede et dispositif de transport pneumatique de la neige
FR2614284B1 (fr) * 1987-04-24 1992-01-24 Schlumberger Cie Dowell Dispositif de transfert d'un materiel pulverulent.
JP7037188B2 (ja) * 2016-03-07 2022-03-16 インダストリーズ スノーフレーク インコーポレイテッド 人工雪製造装置用の搬送アセンブリ

Also Published As

Publication number Publication date
IT1008961B (it) 1976-11-30
DE2507795A1 (de) 1975-08-28
FR2262155A1 (en) 1975-09-19

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Legal Events

Date Code Title Description
ST Notification of lapse