Sliding track assembly
First Claim
1. A sliding track assembly comprising an outer track, a channel shaped intermediate track movable in and out of said outer track, an inner track movable in and out of said intermediate track by ball bearings, said ball bearings contacting only said inner and intermediate tracks, and a transmission mechanism provided at two opposite lateral sides of said intermediate track, wherein said outer track comprises two longitudinally extending inner flanges;
- said inner track comprises two longitudinally extending outer flanges; and
said transmission mechanism is comprised of a plurality of rolling elements respectively disposed in contact between the inner flanges at said outer track, the outer flanges at said inner track, and the lateral sides of said intermediate track.
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Abstract
A sliding track assembly, which includes an outer track having two inner flanges bilaterally and longitudinally provided on the inside, an intermediate track moved in and out of the outer track, an inner track moved in and out of the intermediate track, the inner track having two outer flanges bilaterally and longitudinally provided on the outside, and a transmission mechanism provided at two opposite lateral sides of the intermediate track, the transmission mechanism including a plurality of rolling elements respectively disposed in contact between the inner flanges at the outer track and the outer flanges at the inner track to guide relative movement between the intermediate track and the inner or outer track.
13 Citations
1 Claim
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1. A sliding track assembly comprising an outer track, a channel shaped intermediate track movable in and out of said outer track, an inner track movable in and out of said intermediate track by ball bearings, said ball bearings contacting only said inner and intermediate tracks, and a transmission mechanism provided at two opposite lateral sides of said intermediate track, wherein said outer track comprises two longitudinally extending inner flanges;
- said inner track comprises two longitudinally extending outer flanges; and
said transmission mechanism is comprised of a plurality of rolling elements respectively disposed in contact between the inner flanges at said outer track, the outer flanges at said inner track, and the lateral sides of said intermediate track.
- said inner track comprises two longitudinally extending outer flanges; and
Specification
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- Resources
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Current AssigneeWeng, Kuo-Chan
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Original AssigneeWeng, Kuo-Chan
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InventorsWeng, Kuo-Chan
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Primary Examiner(s)Cuomo, Peter M.
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Assistant Examiner(s)HANSEN, JAMES ORVILLE
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Application NumberUS09/326,536Time in Patent Office330 DaysField of Search312/334.7, 312/334.8, 312/334.9, 312/334.11, 312/334.13, 312/334.17, 312/334.32, 312/334.33, 312/334.38, 312/330.1US Class Current312/334.11CPC Class CodesA47B 88/493 with rollers, ball bearings...
