ITPC20040022A1 - Pistone per apparecchiature dosatrici in particolare per il settore alimentare e/o chimico farmaceutico, con sistemi di tenuta migliorati - Google Patents

Pistone per apparecchiature dosatrici in particolare per il settore alimentare e/o chimico farmaceutico, con sistemi di tenuta migliorati

Info

Publication number
ITPC20040022A1
ITPC20040022A1 IT000022A ITPC20040022A ITPC20040022A1 IT PC20040022 A1 ITPC20040022 A1 IT PC20040022A1 IT 000022 A IT000022 A IT 000022A IT PC20040022 A ITPC20040022 A IT PC20040022A IT PC20040022 A1 ITPC20040022 A1 IT PC20040022A1
Authority
IT
Italy
Prior art keywords
piston
food
improved sealing
sealing systems
dosing equipment
Prior art date
Application number
IT000022A
Other languages
English (en)
Inventor
Carlo Crespi
Original Assignee
Carlo Crespi
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 Carlo Crespi filed Critical Carlo Crespi
Priority to IT000022A priority Critical patent/ITPC20040022A1/it
Publication of ITPC20040022A1 publication Critical patent/ITPC20040022A1/it
Priority to US11/078,441 priority patent/US7178451B2/en
Priority to DE200520005346 priority patent/DE202005005346U1/de

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
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
    • F16J15/3208—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip provided with tension elements, e.g. elastic rings
    • F16J15/3212—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip provided with tension elements, e.g. elastic rings with metal springs
    • 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
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
    • F16J15/3232—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip having two or more lips
    • F16J15/3236—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip having two or more lips with at least one lip for each surface, e.g. U-cup packings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
IT000022A 2004-05-26 2004-05-26 Pistone per apparecchiature dosatrici in particolare per il settore alimentare e/o chimico farmaceutico, con sistemi di tenuta migliorati ITPC20040022A1 (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT000022A ITPC20040022A1 (it) 2004-05-26 2004-05-26 Pistone per apparecchiature dosatrici in particolare per il settore alimentare e/o chimico farmaceutico, con sistemi di tenuta migliorati
US11/078,441 US7178451B2 (en) 2004-05-26 2005-03-14 Piston for metering equipment used in the food and/or chemical and pharmaceutical industries in particular, with improved seal systems
DE200520005346 DE202005005346U1 (de) 2004-05-26 2005-04-05 Kolben für Dosiergeräte, insbesondere zur Verwendung in der Lebensmittel- und/oder chemischen sowie pharmazeutischen Industrie, mit verbesserten Dichtungssystemen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000022A ITPC20040022A1 (it) 2004-05-26 2004-05-26 Pistone per apparecchiature dosatrici in particolare per il settore alimentare e/o chimico farmaceutico, con sistemi di tenuta migliorati

Publications (1)

Publication Number Publication Date
ITPC20040022A1 true ITPC20040022A1 (it) 2004-08-26

Family

ID=34674577

Family Applications (1)

Application Number Title Priority Date Filing Date
IT000022A ITPC20040022A1 (it) 2004-05-26 2004-05-26 Pistone per apparecchiature dosatrici in particolare per il settore alimentare e/o chimico farmaceutico, con sistemi di tenuta migliorati

Country Status (3)

Country Link
US (1) US7178451B2 (it)
DE (1) DE202005005346U1 (it)
IT (1) ITPC20040022A1 (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202009012054U1 (de) 2009-09-07 2011-02-10 Brand Gmbh + Co Kg Dosiergerät für Flüssigkeiten
CN102192847B (zh) * 2010-03-12 2015-05-20 上海禾工科学仪器有限公司 分析仪器用计量管活塞头结构
DE212011100100U1 (de) * 2010-05-26 2013-02-08 Ge Healthcare Bio-Sciences Ab Kolbenkopf mit Dichtanordnung
WO2011152781A1 (en) * 2010-05-31 2011-12-08 Ge Healthcare Bio-Sciences Ab Adjustable volume mixer chamber and method of use
CN101915311A (zh) * 2010-09-26 2010-12-15 河北宣化工程机械股份有限公司 一种工程机械底盘低压往复运动机构
GB201116907D0 (en) * 2011-09-30 2011-11-16 Ge Biosciences Ab Piston pump and piston assembly therefor
CN103047410B (zh) * 2011-10-11 2015-07-15 上海禾工科学仪器有限公司 分析仪用计量管活塞头部结构
CN104279338B (zh) * 2013-07-09 2016-08-10 北京精密机电控制设备研究所 一种大变形自补偿密封结构
EP3033597B1 (en) * 2014-02-19 2019-05-01 A.T.P. S.p.A. Dosing piston
DE102024126433A1 (de) * 2024-09-13 2026-03-19 Ulman Dichtungstechnik Gmbh Dosierkolben für eine Dosierpumpe

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1868075A (en) * 1926-10-29 1932-07-19 Ernest S Reiland Piston and ring
US2059729A (en) * 1935-05-15 1936-11-03 Wagner Electric Corp Sealing cup expander
US2927830A (en) * 1958-09-12 1960-03-08 Internat Packings Corp Piston seal
GB8400750D0 (en) * 1984-01-12 1984-02-15 Ae Plc Piston
US4804290A (en) * 1986-08-22 1989-02-14 Peter J. Balsells Latching and sealing device
AU632760B2 (en) * 1988-07-26 1993-01-14 Genelabs Technologies, Inc. Rna and dna amplification techniques
US5242795A (en) * 1989-07-03 1993-09-07 Temple University TCL-5 gene rearrangement involved in T-cell leukemia and melanoma
US5470722A (en) * 1993-05-06 1995-11-28 University Of Iowa Research Foundation Method for the amplification of unknown flanking DNA sequence
DE19605457A1 (de) * 1995-02-15 1996-08-22 Caterpillar Inc Seiten- und spaltengedichteter Ölring
US5789206A (en) * 1995-07-07 1998-08-04 Myriad Genetics, Inc. Method for ligating adaptors to nucleic acids which methods are useful for obtaining the ends of genes
US5962271A (en) * 1996-01-03 1999-10-05 Cloutech Laboratories, Inc. Methods and compositions for generating full-length cDNA having arbitrary nucleotide sequence at the 3'-end
US6232067B1 (en) * 1998-08-17 2001-05-15 The Perkin-Elmer Corporation Adapter directed expression analysis
ITPC20000015A1 (it) * 2000-05-05 2001-11-05 Carlo Crespi Tenuta asettica per fluidi o cibarie in genere destinate all'alimentazione.

Also Published As

Publication number Publication date
DE202005005346U1 (de) 2005-06-09
US7178451B2 (en) 2007-02-20
US20050263002A1 (en) 2005-12-01

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