Rotary input apparatus
First Claim
1. A rotary input apparatus comprising:
- a wheel;
a cover having a center hole exposing the wheel to the exterior; and
a sheet interposed between the wheel and the cover,wherein the wheel comprises a flange portion on a periphery of the wheel, the flange portion having a holding groove formed therein and having a protrusion protruding upwards,and wherein the cover comprises an insertion portion formed on a periphery of the center hole, the insertion portion protruding downwards and placed in the holding groove,and wherein the sheet is in contact with each of the protrusion and the insertion portion.
1 Assignment
0 Petitions
Accused Products
Abstract
A rotary input apparatus is disclosed. The rotary input apparatus may include a wheel, a cover having a center hole that exposes the wheel to the exterior, and a sheet interposed between the wheel and the cover, where the wheel may include a flange portion formed on a periphery of the wheel. A holding groove may be formed in the flange portion, and a protrusion protruding upwards may be formed on the flange portion. The cover may include an insertion portion formed on a periphery of the center hole. The insertion portion may protrude downwards and may be placed in the holding groove. The sheet may be in contact with both the protrusion and the insertion portion. This rotary input apparatus can stop foreign substances from infiltrating the interior of the rotary input apparatus.
65 Citations
24 Claims
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1. A rotary input apparatus comprising:
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a wheel; a cover having a center hole exposing the wheel to the exterior; and a sheet interposed between the wheel and the cover, wherein the wheel comprises a flange portion on a periphery of the wheel, the flange portion having a holding groove formed therein and having a protrusion protruding upwards, and wherein the cover comprises an insertion portion formed on a periphery of the center hole, the insertion portion protruding downwards and placed in the holding groove, and wherein the sheet is in contact with each of the protrusion and the insertion portion. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A rotary input apparatus comprising:
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a wheel; and a cover having a center hole exposing the wheel to the exterior, wherein the wheel comprises a flange portion formed on a periphery of the wheel, the flange portion having a holding groove formed therein, and wherein the cover comprises an insertion portion formed on a periphery of the center hole, the insertion portion protruding downwards and placed in the holding groove, and wherein the insertion portion is positioned with a predetermined gap from an inner surface of the holding groove. - View Dependent Claims (17, 18, 19, 20, 21, 22, 23, 24)
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Specification