US101724A - Improvement in car-springs - Google Patents

Improvement in car-springs Download PDF

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US101724A
US101724A US101724DA US101724A US 101724 A US101724 A US 101724A US 101724D A US101724D A US 101724DA US 101724 A US101724 A US 101724A
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springs
improvement
car
spring
strips
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    • 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
    • F16F1/02Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
    • F16F1/04Wound springs
    • F16F1/06Wound springs with turns lying in cylindrical surfaces
    • 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
    • F16F1/02Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
    • F16F1/04Wound springs
    • F16F1/048Wound springs with undulations, e.g. wavy springs

Definitions

  • Corrugated plates, disks, and rings have been used in many forms to give a sort of elliptic character to the spring. I lay no claim to any of these things.
  • My invention consists in a spiroelliptical spring wound from a strip over a mandrel and bent or shaped so that at points in its spiral line it shall assume its elliptic form or character, and at other points come together or abut each other, so as to form a series ot"v curved ellipses in the wound pile.
  • the spring shown in the drawings at A is made of two strips, a a, welded together at their ends b b, but not united by welding elsewhere.
  • strips so welded, constitute, as it were, a single strip, and are wound around a mandrel in a spiral form; but at intervals, as at c c, the strips are bent one in one direction, the other in a contrary direction, so as to make an elliptic space, c, between them.
  • the strips come t0gether,'as t t, they form supports for each other. So that the ellipses and the spirals follow each other in succession from one end ofthe spring to the other, and making it a truly spiro-elliptical spring, certainly so far as the functions of such springs go.
  • the spring can be madeot' a single strip instead ot' two strips united into one, the proper bends being given to the strip before it is wound on the mandrel or former. With the double or rather united strips the elliptic bends may be put in in the act of winding the strip. Either way. will answer. I prefer the plan herein shown.

Description

C. FRENCH.
Oar and other Springs. No. 101,724. Patented April l2, 14.870.
N (ETERS. PHOTO-LITHOGRAPMER. WASHINGTON. D C.
UNITED STATES PATENT OFFICE.
CARLOS FRENCH, OF SEYMOUR, CONNECTICUT.
IMPROVEMENT IN CAR-SPRINGS.
Specification forming part of Letters Patent No. 101,724. dated April 12, 1870. v
To all whom it may concern Beit known that I, CARLOS FRENCH, ot' Seymour, in the county of New. Haven and State of Connecticut, have invented a new and useful Improvement in Springs for Cars and otherPurposes; and I do hereby declare that the followin g is a full, clear, and exact description of the same, reference being had to the accompanying drawings, making a part of this specication, in which- Figure l represents a perspective View of one of the springs in question, and Fig. 2 represents an elevation of the same.
Corrugated plates, disks, and rings have been used in many forms to give a sort of elliptic character to the spring. I lay no claim to any of these things.
My invention consists in a spiroelliptical spring wound from a strip over a mandrel and bent or shaped so that at points in its spiral line it shall assume its elliptic form or character, and at other points come together or abut each other, so as to form a series ot"v curved ellipses in the wound pile.
To enable others skilled in the art to make and use my invention, I will proceed to describe the same with reference to the drawlngs.
The spring shown in the drawings at A is made of two strips, a a, welded together at their ends b b, but not united by welding elsewhere.
These strips, so welded, constitute, as it were, a single strip, and are wound around a mandrel in a spiral form; but at intervals, as at c c, the strips are bent one in one direction, the other in a contrary direction, so as to make an elliptic space, c, between them. Where the strips come t0gether,'as t t, they form supports for each other. So that the ellipses and the spirals follow each other in succession from one end ofthe spring to the other, and making it a truly spiro-elliptical spring, certainly so far as the functions of such springs go.
The spring can be madeot' a single strip instead ot' two strips united into one, the proper bends being given to the strip before it is wound on the mandrel or former. With the double or rather united strips the elliptic bends may be put in in the act of winding the strip. Either way. will answer. I prefer the plan herein shown.
Having thus fully described my invention, what I claim therein as new, and desire to secure by Letters Patent, is-
A coiled or spiral spring wound from a strip, and having elliptical spaces formed in the line ofits coil, substantially as and for the purpose described.
CARLOS FRENCH. Witnesses:
A. B. SToUGH'roN, EDMUND MAssoN.
US101724D Improvement in car-springs Expired - Lifetime US101724A (en)

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Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4901987A (en) * 1988-05-03 1990-02-20 Smalley Steel Ring Company Crest-to-crest compression spring with circular flat shim ends
US5639074A (en) * 1996-03-05 1997-06-17 Smalley Steel Ring Co. Interlaced wave spring
US6068250A (en) * 1996-09-23 2000-05-30 Proteus Engineering Inc. Composite multi-wave compression spring
US6254071B1 (en) 1999-12-20 2001-07-03 Smalley Steel Ring Company Single-turn, round wire wave spring
US6408631B1 (en) 2001-02-09 2002-06-25 Helix Technology Corporation Wave spring loaded split seal system
US6598406B2 (en) 2001-02-09 2003-07-29 Helix Technology Corporation Wave spring loaded split seal system
US6669184B2 (en) 2002-05-29 2003-12-30 Visteon Global Technologies, Inc. Composite wave ring spring
US20110146604A1 (en) * 2009-12-22 2011-06-23 Honda Motor Co., Ltd. Valve train of internal combustion engine
US20180209504A1 (en) * 2015-07-16 2018-07-26 Hyung Woo Kim Spring structure having multiple coil-shaped unit springs and method for manufacturing same
US10388732B1 (en) * 2018-05-30 2019-08-20 Globalfoundries Inc. Nanosheet field-effect transistors including a two-dimensional semiconducting material
US10960423B1 (en) * 2020-01-22 2021-03-30 Min Gu Kang Pump container

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4901987A (en) * 1988-05-03 1990-02-20 Smalley Steel Ring Company Crest-to-crest compression spring with circular flat shim ends
US5639074A (en) * 1996-03-05 1997-06-17 Smalley Steel Ring Co. Interlaced wave spring
US6068250A (en) * 1996-09-23 2000-05-30 Proteus Engineering Inc. Composite multi-wave compression spring
US6254071B1 (en) 1999-12-20 2001-07-03 Smalley Steel Ring Company Single-turn, round wire wave spring
US6408631B1 (en) 2001-02-09 2002-06-25 Helix Technology Corporation Wave spring loaded split seal system
US6598406B2 (en) 2001-02-09 2003-07-29 Helix Technology Corporation Wave spring loaded split seal system
US6669184B2 (en) 2002-05-29 2003-12-30 Visteon Global Technologies, Inc. Composite wave ring spring
US20110146604A1 (en) * 2009-12-22 2011-06-23 Honda Motor Co., Ltd. Valve train of internal combustion engine
US8479696B2 (en) * 2009-12-22 2013-07-09 Honda Motor Co., Ltd Valve train of internal combustion engine
US20180209504A1 (en) * 2015-07-16 2018-07-26 Hyung Woo Kim Spring structure having multiple coil-shaped unit springs and method for manufacturing same
US10388732B1 (en) * 2018-05-30 2019-08-20 Globalfoundries Inc. Nanosheet field-effect transistors including a two-dimensional semiconducting material
US10960423B1 (en) * 2020-01-22 2021-03-30 Min Gu Kang Pump container
TWI744158B (en) * 2020-01-22 2021-10-21 姜旻求 Pump container

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