Flexible Bicycle Chain
First Claim
Patent Images
1. A chain comprising:
- at least one inner link including two inner plates being arranged oppositely;
at least one outer link including two outer plates being arranged oppositely and sandwiching the two inner plates;
at least one first bushing mounted between the two inner plates;
at least one roller mounted in the two inner plates, two outer plates and first bushing; and
wherein the at least one roller includes an engaging section which extends in a plane transverse to its longitudinal length and outwardly from and circumferentially on its outer periphery thereof, and the engaging section extends in a curved shape with a uniform radial distance with respect to a center of the roller; and
wherein the at least one first bushing includes an inner periphery defining a retaining section in which the engaging section of the at least one roller moveably fits, and the inner periphery is gapped from the outer periphery of the roller by a first gap so that the at least one roller and the at least one outer link are able to tilt together relative to the at least one inner link, and with the center being a pivot on which the inner and outer link turn.
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Accused Products
Abstract
A chain includes a plurality of inner links in which adjacent two are connected by an outer link. The inner link includes at least one first bushing mounted between the two inner plates and at least one roller mounted in the inner link, outer link and first bushing. The roller includes an engaging section which extends on its outer periphery thereof and in a curved shape with a uniform radial distance with respect to a center thereof. The first bushing includes a retaining section in which the engaging section of the roller moveably fits, and the first bushing and roller includes a gap defined therebetween so that the outer link is able to tilt together relative to the inner link.
6 Citations
12 Claims
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1. A chain comprising:
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at least one inner link including two inner plates being arranged oppositely; at least one outer link including two outer plates being arranged oppositely and sandwiching the two inner plates; at least one first bushing mounted between the two inner plates; at least one roller mounted in the two inner plates, two outer plates and first bushing; and wherein the at least one roller includes an engaging section which extends in a plane transverse to its longitudinal length and outwardly from and circumferentially on its outer periphery thereof, and the engaging section extends in a curved shape with a uniform radial distance with respect to a center of the roller; and wherein the at least one first bushing includes an inner periphery defining a retaining section in which the engaging section of the at least one roller moveably fits, and the inner periphery is gapped from the outer periphery of the roller by a first gap so that the at least one roller and the at least one outer link are able to tilt together relative to the at least one inner link, and with the center being a pivot on which the inner and outer link turn. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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Specification