US322667A - wilson - Google Patents

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US322667A
US322667A US322667DA US322667A US 322667 A US322667 A US 322667A US 322667D A US322667D A US 322667DA US 322667 A US322667 A US 322667A
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Prior art keywords
teeth
rim
band
gear
wheel
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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
    • F16HGEARING
    • F16H55/00Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
    • F16H55/02Toothed members; Worms
    • F16H55/14Construction providing resilience or vibration-damping
    • F16H55/16Construction providing resilience or vibration-damping relating to teeth only
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00Metal working
    • Y10T29/49Method of mechanical manufacture
    • Y10T29/49462Gear making
    • Y10T29/49467Gear shaping
    • Y10T29/49474Die-press shaping
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00Machine element or mechanism
    • Y10T74/19Gearing
    • Y10T74/19949Teeth
    • Y10T74/19963Spur
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00Machine element or mechanism
    • Y10T74/19Gearing
    • Y10T74/19949Teeth
    • Y10T74/19963Spur
    • Y10T74/19967Yieldable

Definitions

  • Gear-wheels are often required in machinery for light work where there is a rapid mo tion and where the parts should run with but little noise.
  • the Ordinary metallic gearing being rigid cannot be fitted to run very closely because of the risk of breaking the teeth, hence there is usually considerable noise from the contact of the teeth with each other; he sides this, the teeth are not of uniform Strength.
  • the object of my invention is to produce a gear-wheel that is partially elastic, and that possesses great strength and is very light, and in which the strength of the metal is greatest in the direction of the strain.
  • Figure 1 is an elevation of a gear-wheel and a portion of a pinion made according to my invention. tion through the rim of the gear-wheel, Fig. 1; and Fig. 3 is aplan view of aportion of the pinion.
  • the teeth-band is made of a strip of sheet metal, preferably a steel band, of the desired length and width. This is corrugated by means of any suitable bending dies or wheels, the corrugations being of the size of the teeth and the intermediate spaces.
  • the teeth-band a is bent up into a circular form and of the proper size to contain the desired number of teeth and lapped to the extent of one or two teeth, and secured to a suitable pulley or stock.
  • the pulley is of a sufficient size, I make the same of a hub, d, arms 6, and a metallic rim, 1), and attach the teeth-band to the rim.
  • the pulley may be of the desired size and formed in one with the hub, or there may be a rim outside the hub.
  • the gear-wheel composed of a band of metal forming the rim, arms and a hub sustaining said rim, and a corrugated strip of metal surrounding and attached to said rim and forming the teeth, substantially as set forth.

Description

(No Model.)
J; 0. WILSON, Sr.
' GEAR WHEEL.
No. 322,667. Patented July 21, 1885.
NITED STATES PATENT OFFICE".
JOHN O. WILSON, sa, OF NE YORK, N. Y., ASSIGNOR TO FRANCIS T.- LUQUEER, JR, AND JOHN O. WILs N, JR., OF SAME PLACE.
GEAR-WHEEL.
SPECIFICATION forming part of Letters Patent No. 322,667, dated July 21, 1885.
Application filed December 27, 1884. (No model.)
To all whom it may concern.-
Be it known that 1, JOHN G. WILsON, Sr.,
. of the city and State of New York, have invented an Improvement in Gear-Wheels, of which the following is a specification.
Gear-wheels are often required in machinery for light work where there is a rapid mo tion and where the parts should run with but little noise. The Ordinary metallic gearing being rigid cannot be fitted to run very closely because of the risk of breaking the teeth, hence there is usually considerable noise from the contact of the teeth with each other; he sides this, the teeth are not of uniform Strength.
The object of my invention is to produce a gear-wheel that is partially elastic, and that possesses great strength and is very light, and in which the strength of the metal is greatest in the direction of the strain.
In the drawings, Figure 1 is an elevation of a gear-wheel and a portion of a pinion made according to my invention. tion through the rim of the gear-wheel, Fig. 1; and Fig. 3 is aplan view of aportion of the pinion.
The teeth-band is made of a strip of sheet metal, preferably a steel band, of the desired length and width. This is corrugated by means of any suitable bending dies or wheels, the corrugations being of the size of the teeth and the intermediate spaces. The teeth-band a is bent up into a circular form and of the proper size to contain the desired number of teeth and lapped to the extent of one or two teeth, and secured to a suitable pulley or stock. when the pulley is of a sufficient size, I make the same of a hub, d, arms 6, and a metallic rim, 1), and attach the teeth-band to the rim. For a pinion the pulley may be of the desired size and formed in one with the hub, or there may be a rim outside the hub.
In order to attach the teeth-band to the rim or pulley I make use of rivets or screws z, especially where the pulley is solid, such rivets or screws passing into the teeth-band at the bases of the teeth, and at suitable dis- Fig. 2 is a sectances apart-say, every three or four teeth; but I prefer to notch the edges of the rim 6 at equal distances apart on one or both edges and wind a wire, 0, around the rim and into the bases between the teeth, passing the wire from one crossing diagonally inside the band to the next place of crossing. By this construction a very light and partially elastic gear-wheel is produced, and one in which the metal is the strongest in the directionin which the strain arises, and one side of each tooth forms a support for the other side of the tooth.
In wheels for shearing-machines, dental engines, 8tc., it is important that the same be free from noise. This is accomplished to a great extent by my aforesaid improvement; but to render'the same entirely free from noise I face the teeth-strip with leather or similar material, as seen at s. It is preferable to employ an adhesive substance to attach the leather to the sheet metal, and the wire binding will hold the leather as well as the metal to the pulley-band.
\ I claim as my invention 1. The gear-wheel composed of a band of metal forming the rim, arms and a hub sustaining said rim, and a corrugated strip of metal surrounding and attached to said rim and forming the teeth, substantially as set forth.
2. The combination, in a gear-wheel, of a rim, a teeth-band around such rim, and a winding of wire around the teeth-strip and rim to connect them together, substantially as set forth.
3. The combination, in a gear-wheel, of a teeth-band of corrugated sheet metal and a covering to the surface of leather or similar material, and a pulley to' which the teeth-band is attached, substantially as set forth.
Signedby me this 23d day of December, A. D. 1884.
JOHN 0. WILSON, SR. \Vitnesses:
GEO. T. PINOKNEY, WILLIAM G. MOTT.
US322667D wilson Expired - Lifetime US322667A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3730009A (en) * 1971-12-15 1973-05-01 Borg Warner Composite drive wheel
US3836072A (en) * 1972-03-09 1974-09-17 Kienzle Apparate Gmbh Damped transfer arrangement for a counter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3730009A (en) * 1971-12-15 1973-05-01 Borg Warner Composite drive wheel
US3836072A (en) * 1972-03-09 1974-09-17 Kienzle Apparate Gmbh Damped transfer arrangement for a counter

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