GB1472971A - Grinding apparatus - Google Patents

Grinding apparatus

Info

Publication number
GB1472971A
GB1472971A GB842275A GB842275A GB1472971A GB 1472971 A GB1472971 A GB 1472971A GB 842275 A GB842275 A GB 842275A GB 842275 A GB842275 A GB 842275A GB 1472971 A GB1472971 A GB 1472971A
Authority
GB
United Kingdom
Prior art keywords
shaft
chamber
disc
liquid
axially
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
GB842275A
Other languages
English (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.)
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
Application filed by Individual filed Critical Individual
Publication of GB1472971A publication Critical patent/GB1472971A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/164—Sealings between relatively-moving surfaces the sealing action depending on movements; pressure difference, temperature or presence of leaking fluid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/162—Special parts or details relating to lubrication or cooling of the sealing itself
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/40—Sealings between relatively-moving surfaces by means of fluid
    • F16J15/42—Sealings between relatively-moving surfaces by means of fluid kept in sealing position by centrifugal force

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing Devices (AREA)
  • Paper (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Sealing Of Bearings (AREA)
  • Fertilizers (AREA)
  • Grinding Of Cylindrical And Plane Surfaces (AREA)
GB842275A 1974-03-11 1975-02-28 Grinding apparatus Expired GB1472971A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7403203A SE392642B (sv) 1974-03-11 1974-03-11 Anordning vid en defibrator eller raffinor

Publications (1)

Publication Number Publication Date
GB1472971A true GB1472971A (en) 1977-05-11

Family

ID=20320477

Family Applications (1)

Application Number Title Priority Date Filing Date
GB842275A Expired GB1472971A (en) 1974-03-11 1975-02-28 Grinding apparatus

Country Status (10)

Country Link
US (1) US3987973A (US08080257-20111220-C00005.png)
JP (1) JPS50145758A (US08080257-20111220-C00005.png)
CA (1) CA1038413A (US08080257-20111220-C00005.png)
DE (1) DE2509386A1 (US08080257-20111220-C00005.png)
FI (1) FI750634A (US08080257-20111220-C00005.png)
FR (1) FR2264229B1 (US08080257-20111220-C00005.png)
GB (1) GB1472971A (US08080257-20111220-C00005.png)
IT (1) IT1034136B (US08080257-20111220-C00005.png)
NO (1) NO143673C (US08080257-20111220-C00005.png)
SE (1) SE392642B (US08080257-20111220-C00005.png)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3988026A (en) * 1976-02-27 1976-10-26 Kemp Jr Dennis E Self-compensating rotary seal member
DE3311121C2 (de) * 1983-03-26 1986-01-30 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Berührungsfreie Dichtung
GB8318582D0 (en) * 1983-07-08 1983-08-10 Rolls Royce Air separation and lubricant scavenge apparatus
US4902197A (en) * 1986-09-25 1990-02-20 Superstill Technology, Inc. Seal arrangement for a centrifugal type of pump
FI79563C (fi) * 1988-03-21 1990-01-10 Sunds Defibrator Jylha Oy Taetning foer passagen foer en roterande axel vid en raffinoer som framstaeller mekanisk massa av lignocellulosahaltigt material.
CN103721795B (zh) * 2013-12-19 2015-09-16 马鞍山市荣亿密封材料有限责任公司 一种中速磨主轴气封装置
US10927760B2 (en) 2019-03-07 2021-02-23 Raytheon Technologies Corporation Actively controlled contacting seal

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US822802A (en) * 1905-11-24 1906-06-05 Wilkinson Turbine Company Shaft-packing.
GB593255A (en) * 1944-05-27 1947-10-13 British Thomson Houston Co Ltd Improvements in and relating to lubricant seals for shafts
US2461655A (en) * 1945-02-19 1949-02-15 Donald R Hanson Seal
US3091469A (en) * 1959-03-04 1963-05-28 Thompson Ramo Wooldridge Inc Seal
AT245348B (de) * 1961-09-22 1966-02-25 Defibrator Ab Mahlvorrichtung für faseriges Gut
US3256027A (en) * 1965-05-14 1966-06-14 Univ Oklahoma State Fluid seal
US3717308A (en) * 1972-03-06 1973-02-20 Reinhall Rolf Grinding apparatus for fibrous material

Also Published As

Publication number Publication date
NO143673B (no) 1980-12-15
IT1034136B (it) 1979-09-10
DE2509386A1 (de) 1975-09-18
SE7403203L (US08080257-20111220-C00005.png) 1975-09-12
FI750634A (US08080257-20111220-C00005.png) 1975-09-12
NO143673C (no) 1981-03-25
SE392642B (sv) 1977-04-04
US3987973A (en) 1976-10-26
NO750577L (US08080257-20111220-C00005.png) 1975-09-12
JPS50145758A (US08080257-20111220-C00005.png) 1975-11-22
CA1038413A (en) 1978-09-12
FR2264229A1 (US08080257-20111220-C00005.png) 1975-10-10
FR2264229B1 (US08080257-20111220-C00005.png) 1980-08-08

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee