Adhesive bonding and miscellaneous chemical manufacture – Surface bonding means and/or assembly means therefor – Tire body building type
Patent
1990-07-27
1992-09-15
Ball, Michael W.
Adhesive bonding and miscellaneous chemical manufacture
Surface bonding means and/or assembly means therefor
Tire body building type
277 63, 277 77, 277153, 277 28, B60C 2300, F16K 4108
Patent
active
051474948
ABSTRACT:
A seal device is adapted to be mounted at an area of relative rotation between two mounting portions of a tire pressure-adjusting device. The seal device includes a pair of first and second seal rings which are disposed in opposed relation to each other. Each of the first and second seal rings includes a main seal of an annular shape having a radially inwardly-directed lip formed on an inner periphery of the main seal, the lip having at its distal end a lip sliding surface to which a self-lubricating thin plate for sliding contact with one of the two mounting portion. Each seal ring further includes an auxiliary seal of an annular shape having a radially inwardly-directed lip which is formed on an inner periphery of the auxiliary seal and is adapted for sliding contact with the one mounting portion, the auxiliary seal being connected to the main seal to form therebetween a closed space for holding grease. A valve is mounted on each of the auxiliary seals for effecting the intake and exhaust of air relative to the closed space.
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Aoshima Kazuyuki
Matsui Norimasa
Nozaki Hiromichi
Torii Shuji
Ball Michael W.
Keeper Co., Ltd.
Lorin Francis J.
Nissan Motor Co,. Ltd.
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