DE112019003937A5 - HYDRAULIC CLAMPING DEVICE WITH TWO PISTONS - Google Patents

HYDRAULIC CLAMPING DEVICE WITH TWO PISTONS Download PDF

Info

Publication number
DE112019003937A5
DE112019003937A5 DE112019003937.7T DE112019003937T DE112019003937A5 DE 112019003937 A5 DE112019003937 A5 DE 112019003937A5 DE 112019003937 T DE112019003937 T DE 112019003937T DE 112019003937 A5 DE112019003937 A5 DE 112019003937A5
Authority
DE
Germany
Prior art keywords
pistons
clamping device
hydraulic clamping
hydraulic
clamping
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.)
Withdrawn
Application number
DE112019003937.7T
Other languages
German (de)
Inventor
Friedrich Ness
Lajos Farkas
Gregory Cowen
Rainer Fuhrmann
Phani Krishna KALAPALA
Klaas Keßler
Hermann Stief
Thomas Ullein
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.)
Schaeffler Technologies AG and Co KG
Original Assignee
Schaeffler Technologies AG and Co KG
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
Priority claimed from DE102018119067.0A external-priority patent/DE102018119067A1/en
Priority claimed from DE102019120127.6A external-priority patent/DE102019120127A1/en
Application filed by Schaeffler Technologies AG and Co KG filed Critical Schaeffler Technologies AG and Co KG
Publication of DE112019003937A5 publication Critical patent/DE112019003937A5/en
Withdrawn legal-status Critical Current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
    • F16H—GEARING
    • F16H7/00—Gearings for conveying rotary motion by endless flexible members
    • F16H7/08—Means for varying tension of belts, ropes, or chains
    • 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
    • F16H—GEARING
    • F16H7/00—Gearings for conveying rotary motion by endless flexible members
    • F16H7/08—Means for varying tension of belts, ropes, or chains
    • F16H7/0829—Means for varying tension of belts, ropes, or chains with vibration damping means
    • F16H7/0834—Means for varying tension of belts, ropes, or chains with vibration damping means of the viscous friction type, e.g. viscous 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
    • F16H—GEARING
    • F16H7/00—Gearings for conveying rotary motion by endless flexible members
    • F16H7/08—Means for varying tension of belts, ropes, or chains
    • F16H2007/0802—Actuators for final output members
    • F16H2007/0806—Compression coil 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
    • F16H—GEARING
    • F16H7/00—Gearings for conveying rotary motion by endless flexible members
    • F16H7/08—Means for varying tension of belts, ropes, or chains
    • F16H2007/0802—Actuators for final output members
    • F16H2007/0808—Extension coil 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
    • F16H—GEARING
    • F16H7/00—Gearings for conveying rotary motion by endless flexible members
    • F16H7/08—Means for varying tension of belts, ropes, or chains
    • F16H2007/0802—Actuators for final output members
    • F16H2007/0812—Fluid pressure
    • 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
    • F16H—GEARING
    • F16H7/00—Gearings for conveying rotary motion by endless flexible members
    • F16H7/08—Means for varying tension of belts, ropes, or chains
    • F16H7/0848—Means for varying tension of belts, ropes, or chains with means for impeding reverse motion
    • F16H2007/0859—Check valves
DE112019003937.7T 2018-08-06 2019-07-30 HYDRAULIC CLAMPING DEVICE WITH TWO PISTONS Withdrawn DE112019003937A5 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DE102018119067.0 2018-08-06
DE102018119067.0A DE102018119067A1 (en) 2018-08-06 2018-08-06 Hydraulic clamping device with two pistons
DE102019120127.6 2019-07-25
DE102019120127.6A DE102019120127A1 (en) 2019-07-25 2019-07-25 Hydraulic clamping device with two pistons
PCT/DE2019/100695 WO2020030221A1 (en) 2018-08-06 2019-07-30 Hydraulic clamping apparatus with two pistons

Publications (1)

Publication Number Publication Date
DE112019003937A5 true DE112019003937A5 (en) 2021-05-06

Family

ID=67551484

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112019003937.7T Withdrawn DE112019003937A5 (en) 2018-08-06 2019-07-30 HYDRAULIC CLAMPING DEVICE WITH TWO PISTONS

Country Status (4)

Country Link
EP (1) EP3833889A1 (en)
CN (1) CN112567154A (en)
DE (1) DE112019003937A5 (en)
WO (1) WO2020030221A1 (en)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5370584A (en) * 1993-01-15 1994-12-06 Borg-Warner Automotive, Inc. Piston design for removing air from a hydraulic tensioner
US5993342A (en) * 1997-03-26 1999-11-30 Borg-Warner Automotive, Inc. Hydraulic tensioner with force limiting tensioner spring
US6716124B2 (en) * 2000-11-29 2004-04-06 Borgwarner Inc. Hydraulic tensioner with improved pressure relief valve reactive to peak operating loads
JP4113817B2 (en) * 2003-09-03 2008-07-09 ボルグワーナー・モールステック・ジャパン株式会社 Hydraulic tensioner
DE102008016654B4 (en) * 2008-04-01 2019-02-21 Elringklinger Ag Self-sufficient chain tensioner with double sealing ring
JP5275201B2 (en) * 2009-10-09 2013-08-28 株式会社東芝 Shock absorber for operation mechanism for switchgear and lubrication method thereof
WO2014099291A1 (en) * 2012-12-18 2014-06-26 Borgwarner Inc. Tensioner with spring force control in a second bore
CN105452721B (en) * 2013-07-10 2017-03-22 博格华纳公司 Expanding piston hydraulic chain tensioner
CN105782376B (en) * 2016-05-27 2018-08-14 钟晓悦 Transmission belt assisted extrusion bores dribbling speed change gear

Also Published As

Publication number Publication date
WO2020030221A1 (en) 2020-02-13
CN112567154A (en) 2021-03-26
EP3833889A1 (en) 2021-06-16

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Legal Events

Date Code Title Description
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee