Abstract

A V-ribbed belt for a mechanical power transmission. The V-ribbed belt comprises an outer back-side surface, an inner front-side surface, and a load-carrying section disposed between the front-side and back-side surfaces. The front-side surface includes a plurality of laterally spaced longitudinally extending v-ribs. The back-side surface includes a plurality of raised features that, when running …

Legal parties

Party
Inventors (applicants): Paul M. Westelaken
Assignees (initial): Dayco IP Holdings, LLC (Springfield, US)
Agents: Thompson Hine LLP (attorney)

The application was examined by William E Dondero (USPTO dept. 3654)

Claims

  • 1. A V-ribbed belt comprising: …
  • 2. The V-ribbed belt of claim 1 wherein the raised features are spaced laterally across …
  • 3. The V-ribbed belt of claim 1 wherein a transverse cross-section through the width of at least …

Cited documents

Patents

  • Takami et al. US 4773895 A / 474/238, Sep. 1, 1988
  • Westelaken US 8192315 B2 / 474/238, Jun. 1, 2012

Drawings

Brief Description of the Drawings

FIG. 1 is a schematic elevation illustrating a V-ribbed belt engaged with front-side and back-side pulleys. FIG. 2 is a cross-sectional view of a conventional flat backed V-ribbed belt engaged …

Description

Background

This invention relates to power transmission belts and, more particularly, to an improved V-ribbed belt having an outer back-side surface with a high coefficient of friction for driving flat-faced back-side …

Related Applications

This application is a continuation of U.S. application Ser. No. 12/391,505, filed Feb. 24, …

Detailed Description

The preferred embodiments of the improved V-ribbed belt are described below with reference to the accompanying figures. While the various features of this invention are hereinafter illustrated and described …

More details about V-Ribbed Belt Having an Outer Surface With Improved Coefficient of Friction

Miscellaneous patent data

The application publication date is Apr. 30, 2012, invented by Paul M. Westelaken, the grant number is 08469846 (publication number), the grant publication date is Jun. 25, 2013, the invention description is illustrated by 5 drawings, explained by 12 figures, the published applicant's name is Paul M. Westelaken, the applicant's location - Aiken, SC, the application was examined by William E Dondero (3654 USPTO department), the protection scope is defined by 22 claims, the invention is named V-Ribbed Belt Having an Outer Surface With Improved Coefficient of Friction, the assignee location is Springfield (US); its organization is Dayco IP Holdings, LLC, the application number is 13/459,730 (U.S.), the published inventor's name is Paul M. Westelaken, the inventor's city is Aiken, state - SC, the exemplary patent drawings are Cross-sectional view of a first, Cross-sectional view of a conventional, Schematic elevation illustrating a V-ribbed, V-Ribbed Belt Having an Outer, categorized under Including plural interconnected and transversely spaced pairs of oppositely facing side-drive surfaces as a primary classification, the published agent's company is Thompson Hine LLP, the patent particularly claims a V-ribbed belt comprising…, similar patents are classified under axial adjustment of each member on each pulley, Including embedded elongated strand having multiple components or layers of diverse materials, Plural members forming plural belt-receiving grooves on common axis, Pulley shiftable into engagement with exterior of belt surface, To centrifugal force, reinforcement bonded by the rubber, V-belts, i.e. belts of tapered cross-section, adjustable, e.g. for tension, Quick-acting fastenings, Clamps holding in one direction only, Devices or machines for connecting driving-belts or the like, the assignee classification - a United States company, the claim 1 is exemplary as chosen by the examiner.

Invention classification information

The invention is classified under Including plural interconnected and transversely spaced pairs of oppositely facing side-drive surfaces, And additional groove on opposite surface, with a contact surface of special shape, e.g. toothed. The designated search classifications include And additional groove on opposite surface, Pulley Engages Exterior Surface of Belt, Including plural interconnected and transversely spaced pairs of oppositely facing side-drive surfaces, Having trapezoidal cross section, Friction Drive Belt.

Patent details
Publication number 08469846
Publication date Jun. 25, 2013
Kind code B2
Application number 13/459,730
Application date Apr. 30, 2012
Application type U
Application series code 13
National classification 474/238
Total number of claims 22
Exemplary claims 1
Number of drawings 5
Number of figures 12
Terminal disclaimer
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