DE767872C - Feather body - Google Patents

Feather body

Info

Publication number
DE767872C
DE767872C DESCH122153D DESC122153D DE767872C DE 767872 C DE767872 C DE 767872C DE SCH122153 D DESCH122153 D DE SCH122153D DE SC122153 D DESC122153 D DE SC122153D DE 767872 C DE767872 C DE 767872C
Authority
DE
Germany
Prior art keywords
chambers
journal
spring body
lehr
hole
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
DESCH122153D
Other languages
German (de)
Inventor
Hans Dipl-Ing Scheftlein
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
Priority to DESCH122153D priority Critical patent/DE767872C/en
Application granted granted Critical
Publication of DE767872C publication Critical patent/DE767872C/en
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00Springs
    • F16F1/36Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
    • F16F1/373Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers characterised by having a particular shape
    • F16F1/377Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers characterised by having a particular shape having holes or openings

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Springs (AREA)

Description

Federkörper Die Erfindung geht aus von einem Federkörper mit einer beliebig gestalteten Bohrung in der Hauptkraftrichtung, der sowohl als Druck- als auch als Zugfederkörper Verwendung finden kann.Spring body The invention is based on a spring body with a arbitrarily designed bore in the main direction of force, both as pressure and can also be used as a tension spring body.

Der Erfinder hat sich zur Aufgabe gestellt, einen solchen Federkörper bei Erzielung einer zumindest zu einem Teil steilen Federkennlinie möglichst leicht zu gestalten.The inventor has set himself the task of creating such a spring body as easily as possible when achieving a spring characteristic that is at least partly steep to design.

Erfindungsgemäß wird dies dadurch erreicht, daß der Federkörper aus wabenförinig angeordneten, an ihren Stirnseiten offenen Kammern besteht, deren Längsachsen die Bohrung durchsetzen.According to the invention this is achieved in that the spring body from honeycomb arranged, open at their front sides chambers, whose longitudinal axes enforce the hole.

Die Bildung der einzelnen Kammern kann hierbei in verschiedenster Weise vorgenommen werden. So ist es z. B. möglich, die Kammern durch Ausbohren aus massiven Körpern oder den Federkörper als Ganzes durch Gießen, Pressen oder ähnliche Verfahren herzustellen. Eine andere Art der Herstellung 1-iesteht darin, daß die einzelnen Kammerwände aus dünnt, andigeni Werkstoff hergestellt t%-erden und der Federkörper aus diesen Einzelelementen zusammengesetzt wird. Das Zusammenfügen des Körpers kann hierbei durch geeignete Fertigungsverfahren erfolgen, z. B. durch Sintern, Schweißen. Löten. Nieten od. dgl. oder auch durch Leimen u. dgl. Für besondere Anwendungszwecke ist es auch mö-lich. mehrere derartige Federkörper als Einzelelemente lose, d. h. ohne eine feste Verbindung miteinander. übereinander anzuordnen.The formation of the individual chambers can be varied here Way to be made. So it is z. B. possible to drill out the chambers massive bodies or the spring body as a whole by casting, pressing or the like Process to manufacture. Another way of manufacturing 1-i is that the individual Chamber walls made of thin, andigeni material t% -erden and the spring body is composed of these individual elements. That The body can be joined together using suitable manufacturing processes, z. B. by sintering, welding. Soldering. Rivets or the like or by gluing and the like. Like. For special purposes it is also possible. several such spring bodies loose as individual elements, d. H. without a solid connection with each other. on top of each other to arrange.

Die Wirkungsweise eines solchen Federkörpers beruht darauf, daß sich die einzelnen t: abeiiförmig zueinander angeordneten Kamtnern bei Belastung gewölbeartig gegeneinander abstützen, so daß die einzelnen Kammerwände in erheblichem 1lal@ Ztig- oder Druckspannungen unterworfen sind. Hieraus ergibt sich gegenliiber bekannten Federkörpern eine läesonders gute Ausnutzung des Federwerkstoffes und somit ein geringer Aufwand an Werkstoff.The operation of such a spring body is based on the fact that the individual chambers, arranged in the shape of a egg, become vault-like when loaded support each other, so that the individual chamber walls in considerable 1lal @ Ztig- or are subject to compressive stresses. This results in comparison to known Spring bodies allow a particularly good utilization of the spring material and thus a low material expenditure.

In weiterer Ausgestaltung der Erfindung können für solche Fälle. in denen im Anfangsbereich der Belastung ein flacherer Anstieg der Federketinlinie erwünscht ist, an den sich dann der steilere Anstieg anschließt, zwischen den einzelnen Kammern Zwischenräume vorgesehen sein, so daß das Abstützen der einzelnen nebeneinanderliegenden Kammergewölbe gegeneinander erst nach einem gewissen Federungsweg erfolgt.In a further embodiment of the invention, for such cases. in those in the initial area of the load have a flatter rise in the spring ketin line is desirable, which is then followed by the steeper ascent, between the individual Chambers gaps can be provided so that the support of the individual juxtaposed Chamber vault against each other takes place only after a certain suspension travel.

In der Zeichnung sind zwei beispielsweise Ausführungsmöglichkeiten der Erhndung dargestellt.In the drawing, there are two possible design options, for example of the erhndung shown.

Abb. i stellt eine beispielsweise Ausführungsforin nach der Erfindung dar, bei welcher der Grundkörper i aus dem Vollen hergestellt ist und die Kammern 2 eingearbeitet sind. Die einzelnen Reihen der Kammern 2 sind wahenförmig zueinander angeordnet.Fig. I shows an exemplary embodiment according to the invention represents, in which the base body i is made from the solid and the chambers 2 are incorporated. The individual rows of the chambers 2 are wave-shaped to one another arranged.

Abb. 2 zeigt in Abwicklung einen aus Band= material hergestellten Federkörper. bei dein die Kammern 2 der einzelnen Reihen dureli halten von Bändern 3 gebildet werden. Beiderseitig ist der Federkörper durch Abdeckplatten 4 abgeschlossen. Bei dieser Ausführungsform ist die ilüglichkeit einer geknickten Federkennlinie verwirklicht. da sich die nebeneinanderliegendenKammerwände im unbelasteten Zustand nicht gegenseitig berühren. sondern durch Hohlräume ; getrennt sind. Bei Belastung werden zunächst die Kammerwände vorwiegend auf Biegung beansprucht, his sieh die Gewölbewirkung nach L?berbrückung der Hohlräume 5 einstellt.Fig. 2 shows a development made of tape = material Spring body. in the case of your the chambers 2 of the individual rows dureli hold by ribbons 3 are formed. The spring body is closed on both sides by cover plates 4. In this embodiment there is the possibility of a kinked spring characteristic realized. since the adjacent chamber walls are in the unloaded state don't touch each other. but through cavities; are separated. Under pressure the chamber walls are initially subjected to bending stresses, up to and including the Arching effect after bridging the cavities 5 sets.

Claims (2)

PATENTANSPRÜCHE: i. Federkörper mit einer beliebig gestalteten Bohrung in der Hauptkraftrichtung, dadurch gekennzeichnet. daß er aus wabeinförmig angeordneten, sich gegeneinander abstützenden. an ihren Stirnseiten offenen Kammern besteht, deren Längsachsen die Bohrung durchsetzen. PATENT CLAIMS: i. Spring body with an arbitrarily designed hole in the main direction of force, characterized. that he is made of honeycomb-shaped, mutually supporting. at their end faces open chambers, whose The longitudinal axes penetrate the hole. 2. Federkörper nach Anspruch i, dadurch gekennzeichnet, daß zwischen den in einer Reihe liegenden Kammern Zwischenräume torgesehen sind, die die gegenseitige Abstützung der Kammern erst nach einer gewissen Belastung zulassen. Zur Abgrenzung des Erfindungsgegenstands vom Stand der Technik sind im Erteilungsverfahren folgende Druckschriften in Betracht gezogen worden: Deutsche Patentschriften Nr. 94 329# -148 8 1 7. 453 300. 468 q67. -173 o6o, 626 703: schweizerische Patentschrift Nr. 19o 488; französische Patentschriften \r. q.28963. ;12 686, 659 82 i ; britische Patentschriften \r. 108 937, 137 924t 439 667; Lehr: »SCliwingungstechnik«.TeilI, S.37; »Forschung auf denn Gebiete des Ingenieur--,vesens«, 1931. Bd. 1I, S.4; Zeitschrift des FDI, 19,23. S.34: 1930, 1239: 1935 5.917 bis 9i9; Zeitschrift »Deutsche @@'asserwirtschaft«, 1928. S. 178: Rötscher: »Die Maschinenelemente«, 1927, Teil I, S. 345, 378; Zeitschrift für technische Physik. 1928. S. 4o4 bis -111 ; -Richter und v. Voss. »Bauelemente der Feinmechanik«, i938, S.299; 1'.=tt,I. Schoeneich. »Schraubensicherungen«, 1933. S. 30. 39, 40; Automobiltechnische Zeitschrift. 1933, S.56; Mitteilungen der Materialprüfungsanstalt an der Techn. Hochschule Darmstadt (@-DI-`-erlag), Heft 7. S. 2. 1q.. 24. 30: »@'erkstoffumstelluiig im Maschinen- und .#,pparatebau« (VDI-Verlag ) 1940, S. 21 Gross und Lehr, »Die Federn, ihre Gestaltung und Berechnung«, 1938. S. 127.2. Spring body according to claim i, characterized in that gaps are seen between the chambers lying in a row, which allow the mutual support of the chambers only after a certain load. In order to distinguish the subject matter of the invention from the state of the art, the following publications were taken into account in the granting procedure: German patent specifications No. 94 329 # -148 8 1 7. 453 300. 468 q67. -173 o6o, 626 703: Swiss Patent No. 19o 488; French patents \ rq28963. ; 12 686, 659 82 i; British patents \ r. 108 937, 137 924t 439 667; Lehr: "SCliwingungstechnik". Part I, p.37; "Research in the fields of engineering -, vesens", 1931. Vol. 1I, p.4; Journal of the FDI, 19.23. P.34: 1930, 1239: 1935 5,917 to 9i9; Journal "Deutsche @@ 'asserwirtschaft", 1928. p. 178: Rötscher: "Die Maschinenelemente", 1927, part I, pp. 3 4 5, 378; Journal of technical physics. 1928. pp. 404 to -111; Judge and v. Voss. "Components of Precision Mechanics", 1938, p.299; 1 '. = Tt, I. Schoeneich. "Screw locking", 1933. pp. 30. 39, 40; Automotive magazine. 1933, p.56; Announcements from the material testing institute at the Technical University of Darmstadt (@ -DI-`-erlag), booklet 7. S. 2. 1q .. 24. 30:" @ 'Erkstoffumstelluiig im Maschinen- und. #, Pparatebau "(VDI-Verlag ) 1940, p. 21 Gross and Lehr, "The springs, their design and calculation", 1938. p. 127.
DESCH122153D 1941-03-16 1941-03-16 Feather body Expired DE767872C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DESCH122153D DE767872C (en) 1941-03-16 1941-03-16 Feather body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DESCH122153D DE767872C (en) 1941-03-16 1941-03-16 Feather body

Publications (1)

Publication Number Publication Date
DE767872C true DE767872C (en) 1954-04-22

Family

ID=7451607

Family Applications (1)

Application Number Title Priority Date Filing Date
DESCH122153D Expired DE767872C (en) 1941-03-16 1941-03-16 Feather body

Country Status (1)

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DE (1) DE767872C (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2288914A1 (en) * 1973-03-06 1976-05-21 Commissariat Energie Atomique SHOCK ABSORBER MECHANICAL DEVICE
DE4336178A1 (en) * 1992-10-23 1994-04-28 Daikin Seisakusho Osaka Kk Spring for IC-engine flywheel damper - has several spring windings cross laid with lever sections connected to ends
WO2005033542A3 (en) * 2003-10-06 2005-08-04 Northrop Grumman Corp Multi-axis shock and vibration relay isolator
US11331972B2 (en) * 2019-01-31 2022-05-17 DRiV Automotive Inc. Monolithic suspension module

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE94329C (en) *
FR428963A (en) * 1911-04-26 1911-09-12 Yves Louis Queffeleant Manufacturing process of molded wood articles
GB108937A (en) * 1916-10-04 1917-08-30 Arthur Hildebrand Webbe An Improved Washer.
GB137924A (en) * 1919-02-07 1920-01-29 Boultbee Brooks Improvements relating to trunks, cases, boxes and the like
FR512686A (en) * 1919-09-22 1921-01-28 Eugene Carlet De La Roziere Compression spring with decreasing lever arm
DE448817C (en) * 1926-02-21 1927-08-30 Fried Krupp Akt Ges From stacked spring elements existing spring for buffer u. like
DE453300C (en) * 1927-12-02 Fried Krupp Akt Ges From stacked spring elements existing spring for buffer u. like
DE468467C (en) * 1928-11-20 Ehrhardt & Sehmer Akt Ges Safety valve
DE473060C (en) * 1929-03-08 Ringfeder Gmbh Tension and compression spring
FR659821A (en) * 1927-09-16 1929-07-03 Hoerbiger & Co Spring body in one direction
GB439667A (en) * 1932-04-16 1935-12-11 Paul Charles Albert Marie D Au Improvements in the method of mounting a machine on a support
DE626703C (en) * 1934-10-31 1936-02-29 Anselm Cyran Snake spring clutch
CH190488A (en) * 1936-07-30 1937-04-30 Franz Ing Dr Techn Rinagl Construction element provided with recesses.

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE453300C (en) * 1927-12-02 Fried Krupp Akt Ges From stacked spring elements existing spring for buffer u. like
DE94329C (en) *
DE473060C (en) * 1929-03-08 Ringfeder Gmbh Tension and compression spring
DE468467C (en) * 1928-11-20 Ehrhardt & Sehmer Akt Ges Safety valve
FR428963A (en) * 1911-04-26 1911-09-12 Yves Louis Queffeleant Manufacturing process of molded wood articles
GB108937A (en) * 1916-10-04 1917-08-30 Arthur Hildebrand Webbe An Improved Washer.
GB137924A (en) * 1919-02-07 1920-01-29 Boultbee Brooks Improvements relating to trunks, cases, boxes and the like
FR512686A (en) * 1919-09-22 1921-01-28 Eugene Carlet De La Roziere Compression spring with decreasing lever arm
DE448817C (en) * 1926-02-21 1927-08-30 Fried Krupp Akt Ges From stacked spring elements existing spring for buffer u. like
FR659821A (en) * 1927-09-16 1929-07-03 Hoerbiger & Co Spring body in one direction
GB439667A (en) * 1932-04-16 1935-12-11 Paul Charles Albert Marie D Au Improvements in the method of mounting a machine on a support
DE626703C (en) * 1934-10-31 1936-02-29 Anselm Cyran Snake spring clutch
CH190488A (en) * 1936-07-30 1937-04-30 Franz Ing Dr Techn Rinagl Construction element provided with recesses.

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2288914A1 (en) * 1973-03-06 1976-05-21 Commissariat Energie Atomique SHOCK ABSORBER MECHANICAL DEVICE
DE4336178A1 (en) * 1992-10-23 1994-04-28 Daikin Seisakusho Osaka Kk Spring for IC-engine flywheel damper - has several spring windings cross laid with lever sections connected to ends
US5562541A (en) * 1992-10-23 1996-10-08 Kabushiki Kaisha Daikin Seisakusho Folded flat-spring and device into which the folded flat-spring is incorporated
DE4336178C2 (en) * 1992-10-23 2003-08-28 Exedy Corp Folded flat spring, as well as provided damping disc design, damping device and flywheel design
WO2005033542A3 (en) * 2003-10-06 2005-08-04 Northrop Grumman Corp Multi-axis shock and vibration relay isolator
US11331972B2 (en) * 2019-01-31 2022-05-17 DRiV Automotive Inc. Monolithic suspension module

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