DE29907513U1 - Impact damper designed as a deformation damper - Google Patents

Impact damper designed as a deformation damper

Info

Publication number
DE29907513U1
DE29907513U1 DE29907513U DE29907513U DE29907513U1 DE 29907513 U1 DE29907513 U1 DE 29907513U1 DE 29907513 U DE29907513 U DE 29907513U DE 29907513 U DE29907513 U DE 29907513U DE 29907513 U1 DE29907513 U1 DE 29907513U1
Authority
DE
Germany
Prior art keywords
deformation
impact damper
damper according
fastening element
tube
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 - Lifetime
Application number
DE29907513U
Other languages
German (de)
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.)
Suspa Holding GmbH
Original Assignee
Suspa Compart 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 Suspa Compart AG filed Critical Suspa Compart AG
Priority to DE29907513U priority Critical patent/DE29907513U1/en
Publication of DE29907513U1 publication Critical patent/DE29907513U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
    • B62D21/15—Understructures, i.e. chassis frame on which a vehicle body may be mounted having impact absorbing means, e.g. a frame designed to permanently or temporarily change shape or dimension upon impact with another body
    • B62D21/152—Front or rear frames
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
    • B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
    • B60R19/24—Arrangements for mounting bumpers on vehicles
    • B60R19/26—Arrangements for mounting bumpers on vehicles comprising yieldable mounting means
    • B60R19/34—Arrangements for mounting bumpers on vehicles comprising yieldable mounting means destroyed upon impact, e.g. one-shot type
    • 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
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F7/00—Vibration-dampers; Shock-absorbers
    • F16F7/12—Vibration-dampers; Shock-absorbers using plastic deformation of members
    • F16F7/125—Units with a telescopic-like action as one member moves into, or out of a second member

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Vibration Dampers (AREA)

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (13)

1. Als Deformationsdämpfer ausgebildeter Pralldämpfer für Kraftfahr­ zeuge, insbesondere zur Abstützung eines Stoßfängers eines Kraftfahr­ zeuges an dessen Chassis, mit
  • 1. einem Deformations-Rohr (1) mit einer Mittel-Längs-Achse (6),
    • 1. das im Bereich eines Endes mit einer sich zu diesem Ende hin verjüngenden Deformations-Anfangsfläche (5) versehen ist,
  • 2. mit einem ersten Befestigungselement (2),
    • 1. das mit dem Deformations-Rohr (1) an dessen anderem Ende verbunden ist, und
  • 3. einem zweiten Befestigungselement (3, 3', 3'', 3''', 3'''') mit
    • 1. einem Befestigungsflansch (4, 4'', 4'''') und
    • 2. einer einstückig mit dem Befestigungsflansch (4, 4'', 4'''') aus­ gebildeten Deformations-Nabe (9, 9', 9'', 9''''),
    • 3. die mit einer der Deformations-Anfangsfläche (5) angepaß­ ten und an dieser anliegenden Deformations-Druckfläche (12, 12') versehen ist.
1. As a shock absorber trained shock absorber for motor vehicles, in particular for supporting a bumper of a motor vehicle on its chassis, with
  • 1. a deformation tube ( 1 ) with a central longitudinal axis ( 6 ),
    • 1. which is provided in the region of one end with a deformation starting surface ( 5 ) which tapers towards this end,
  • 2. with a first fastening element ( 2 ),
    • 1. which is connected to the deformation tube ( 1 ) at its other end, and
  • 3. a second fastening element ( 3 , 3 ', 3 '', 3 ''', 3 '''') with
    • 1. a mounting flange ( 4 , 4 '', 4 '''') and
    • 2. one in one piece with the fastening flange ( 4 , 4 '', 4 '''') formed from the deformation hub ( 9 , 9 ', 9 '', 9 ''''),
    • 3. with one of the deformation starting surface ( 5 ) adapted and provided on this deformation pressure surface ( 12 , 12 ').
2. Pralldämpfer nach Anspruch 1, dadurch gekennzeichnet, daß das zweite Befestigungselement (3, 3', 3'', 3''', 3'''') aus Alumi­ nium-Druckguß besteht.2. Impact absorber according to claim 1, characterized in that the second fastening element ( 3 , 3 ', 3 '', 3 ''', 3 '''') consists of die-cast aluminum. 3. Pralldämpfer nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß das zweite Befestigungselement (2) aus Vakuum-Aluminium- Druckguß besteht. 3. Impact absorber according to claim 1 or 2, characterized in that the second fastening element ( 2 ) consists of vacuum aluminum die casting. 4. Pralldämpfer nach einem der Ansprüche 1 bis 3, dadurch gekenn­ zeichnet, daß die Deformations-Nabe (9') mit einem Einsatz (14) als Gleithülse versehen ist.4. Impact damper according to one of claims 1 to 3, characterized in that the deformation hub ( 9 ') is provided with an insert ( 14 ) as a sliding sleeve. 5. Pralldämpfer nach Anspruch 4, dadurch gekennzeichnet, daß der Einsatz (14) aus Kunststoff besteht.5. Impact damper according to claim 4, characterized in that the insert ( 14 ) consists of plastic. 6. Pralldämpfer nach einem der Ansprüche 1 bis 5, dadurch gekenn­ zeichnet, daß die Deformations-Nabe (9, 9', 9'', 9'''') in Richtung der Mittel- Längs-Achse (6) beidseitig über den Befestigungsflansch (4, 4'', 4'''') vorsteht.6. Impact damper according to one of claims 1 to 5, characterized in that the deformation hub ( 9 , 9 ', 9 '', 9 '''') in the direction of the central longitudinal axis ( 6 ) on both sides of the Mounting flange ( 4 , 4 '', 4 '''') protrudes. 7. Pralldämpfer nach einem der Ansprüche 1 bis 6, dadurch gekenn­ zeichnet, daß das Deformations-Rohr (1) aus Stahl oder Aluminium besteht.7. Impact damper according to one of claims 1 to 6, characterized in that the deformation tube ( 1 ) consists of steel or aluminum. 8. Pralldämpfer nach einem der Ansprüche 1 bis 7, dadurch gekenn­ zeichnet, daß Deformations-Rohr (1) zwischen seiner Deformations-Anfangs­ fläche (5) und seinem benachbarten Ende einen Rohransatz (7) auf­ weist, dessen Außendurchmesser (d) kleiner ist als der Außendurch­ messer (D) des Deformations-Rohres (1) zwischen dem ersten Befesti­ gungselement (2) und dem zweiten Befestigungselement (3) und daß die Deformations-Nabe (9, 9') mit zwei beiderseits der Deformations- Druckfläche (12) vorgesehenen Führungsabschnitten (11, 13) versehen ist, deren Innendurchmesser dem Außendurchmesser (d) des Rohr­ ansatzes (7) bzw. dem Außendurchmesser (D) des Deformations- Rohres (1) zwischen dem zweiten Befestigungselement (3) und dem er­ sten Befestigungselement (2) entspricht.8. Impact damper according to one of claims 1 to 7, characterized in that the deformation tube ( 1 ) between its deformation start surface ( 5 ) and its adjacent end has a tube extension ( 7 ), the outer diameter (d) is smaller than the outer diameter (D) of the deformation tube ( 1 ) between the first fastening element ( 2 ) and the second fastening element ( 3 ) and that the deformation hub ( 9 , 9 ') with two on both sides of the deformation pressure surface ( 12th ) provided guide sections ( 11 , 13 ) is provided, the inner diameter of the outer diameter (d) of the tube extension ( 7 ) or the outer diameter (D) of the deformation tube ( 1 ) between the second fastening element ( 3 ) and the most fastener it ( 2 ) corresponds. 9. Pralldämpfer nach einem der Ansprüche 1, 4 bis 8, dadurch gekenn­ zeichnet, daß das zweite Befestigungselement (3, 3', 3'', 3''', 3'''') aus einem faserverstärkten Kunststoff besteht.9. Impact damper according to one of claims 1, 4 to 8, characterized in that the second fastening element ( 3 , 3 ', 3 '', 3 ''', 3 '''') consists of a fiber-reinforced plastic. 10. Pralldämpfer nach einem der Ansprüche 1 bis 3 oder 6 bis 9, dadurch gekennzeichnet, daß die Deformationsnabe (9, 9', 9'') mit einem Einsatz als Deforma­ tionshülse (15, 15'', 15''', 15'''') versehen ist, die die an die Deforma­ tions-Anfangsfläche (5) angepaßte und an dieser anliegende Deforma­ tions-Druckfläche (12') aufweist.10. Impact damper according to one of claims 1 to 3 or 6 to 9, characterized in that the deformation hub ( 9 , 9 ', 9 '') with an insert as a deformation sleeve ( 15 , 15 '', 15 ''', 15 '''') is provided, which has the deformation starting surface ( 5 ) which is adapted to the deformation starting surface ( 5 ) and which bears against this deformation surface ( 12 '). 11. Pralldämpfer nach Anspruch 10, dadurch gekennzeichnet, daß die Deformationshülse (15, 15'', 15''', 15'''') aus Stahl oder Aluminium besteht.11. Impact damper according to claim 10, characterized in that the deformation sleeve ( 15 , 15 '', 15 ''', 15 '''') consists of steel or aluminum. 12. Pralldämpfer nach einem der Ansprüche 10 oder 11, dadurch gekenn­ zeichnet, daß die Deformationshülse (15, 15'', 15''', 15'''') mindestens einen Mitnehmer (16) zum Verhindern eines Durchrutschens der Deformati­ onsnabe (9'', 9'''') bezüglich der Deformationshülse (15, 15'', 15''', 15'''') aufweist. 12. Impact damper according to one of claims 10 or 11, characterized in that the deformation sleeve ( 15 , 15 '', 15 ''', 15 '''') at least one driver ( 16 ) to prevent the deformation of the onsnabe ( 9 '', 9 '''') with respect to the deformation sleeve ( 15 , 15 '', 15 ''', 15 ''''). 13. Pralldämpfer nach einem der Ansprüche 10 bis 12, dadurch gekenn­ zeichnet, daß die Deformationshülse (15, 15'', 15''', 15'''') eine Abzugssiche­ rung für die Deformations-Nabe (9'', 9'''') aufweist.13. Impact damper according to one of claims 10 to 12, characterized in that the deformation sleeve ( 15 , 15 '', 15 ''', 15 '''') a trigger protection for the deformation hub ( 9 '', 9th '''') having.
DE29907513U 1998-04-29 1999-04-28 Impact damper designed as a deformation damper Expired - Lifetime DE29907513U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE29907513U DE29907513U1 (en) 1998-04-29 1999-04-28 Impact damper designed as a deformation damper

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE29807702 1998-04-29
DE29907513U DE29907513U1 (en) 1998-04-29 1999-04-28 Impact damper designed as a deformation damper

Publications (1)

Publication Number Publication Date
DE29907513U1 true DE29907513U1 (en) 1999-09-02

Family

ID=8056448

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29907513U Expired - Lifetime DE29907513U1 (en) 1998-04-29 1999-04-28 Impact damper designed as a deformation damper

Country Status (1)

Country Link
DE (1) DE29907513U1 (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10136298A1 (en) * 2001-07-25 2003-02-20 Zf Boge Gmbh Shock absorbing mounting for bumper comprises deformable aluminum tube, through which bumper mounting fits, which is attached to chassis by plastic console
EP1293390A2 (en) * 2001-08-17 2003-03-19 Alcoa Inc. Taper and flare energy absorption system
EP2105355A2 (en) 2008-03-26 2009-09-30 Benteler Automobiltechnik GmbH Crashbox
DE102008015890A1 (en) * 2008-03-26 2009-10-01 Benteler Automobiltechnik Gmbh crash box
WO2014166800A1 (en) * 2013-04-09 2014-10-16 Bayerische Motoren Werke Aktiengesellschaft Structural element in the front region of a motor vehicle
CN115143217A (en) * 2022-07-26 2022-10-04 西安交通大学 Composite material pipe impact energy-absorbing trigger with high material utilization rate and triggering method

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10136298A1 (en) * 2001-07-25 2003-02-20 Zf Boge Gmbh Shock absorbing mounting for bumper comprises deformable aluminum tube, through which bumper mounting fits, which is attached to chassis by plastic console
DE10136298B4 (en) * 2001-07-25 2008-08-21 Zf Boge Elastmetall Gmbh impact absorbers
EP1293390A2 (en) * 2001-08-17 2003-03-19 Alcoa Inc. Taper and flare energy absorption system
EP1293390A3 (en) * 2001-08-17 2004-01-02 Alcoa Inc. Taper and flare energy absorption system
DE102008015890A1 (en) * 2008-03-26 2009-10-01 Benteler Automobiltechnik Gmbh crash box
DE102008015891A1 (en) * 2008-03-26 2009-10-01 Benteler Automobiltechnik Gmbh crash box
EP2105355A2 (en) 2008-03-26 2009-09-30 Benteler Automobiltechnik GmbH Crashbox
EP2105355A3 (en) * 2008-03-26 2010-01-06 Benteler Automobiltechnik GmbH Crashbox
US7823939B2 (en) 2008-03-26 2010-11-02 Benteler Automobiltechnik Gmbh Crash box
WO2014166800A1 (en) * 2013-04-09 2014-10-16 Bayerische Motoren Werke Aktiengesellschaft Structural element in the front region of a motor vehicle
US9718495B2 (en) 2013-04-09 2017-08-01 Bayerische Motoren Werke Aktiengesellschaft Structural element in the front region of a motor vehicle
CN115143217A (en) * 2022-07-26 2022-10-04 西安交通大学 Composite material pipe impact energy-absorbing trigger with high material utilization rate and triggering method
CN115143217B (en) * 2022-07-26 2023-09-05 西安交通大学 Composite material pipe impact energy-absorbing trigger with high material utilization rate and triggering method

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 19991007

R081 Change of applicant/patentee

Owner name: SUSPA HOLDING GMBH, DE

Free format text: FORMER OWNER: SUSPA COMPART AG, 90518 ALTDORF, DE

Effective date: 20000818

R150 Term of protection extended to 6 years

Effective date: 20021016

R151 Term of protection extended to 8 years

Effective date: 20050706

R152 Term of protection extended to 10 years

Effective date: 20070705

R071 Expiry of right