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US 10,760,604 B2Granted
Telescopic module
AssigneesYi-Chen Tseng, Hi-Max Innovation Co., Ltd.
InventorJhih-Fan Lin
Life of this patent
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Abstract
A telescopic module includes a first tube having a passageway therein; a second tube received in the passageway of the first tube for reciprocation; a hub connected to the second tube; a roller pivoted on the hub to touch the inner side of the first tube; and an adjusting member. The hub is provided with an expanding hole and flexible portions. The roller is pivoted on the flexible portion, and the adjusting member is inserted into the expanding hole and abuts against the flexible portions to move the roller outwardly.
Claims7
A telescopic module, comprising:
- a first tube having a passageway therein;
- a second tube received in the passageway of the first tube for reciprocation;
- a roller between the first tube and the second tube for free turning, wherein the roller touches at least one of an inner side of the first tube and an outer side of the second tube to be turned when the second tube is moving;
- a hub, on which the roller is pivoted, wherein the hub is connected to the second tube to have the roller touching the inner side of the first tube;
- wherein the hub is provided with an expanding hole and at least a flexible portion;
- the roller is pivoted on the flexible portion;
- and
- an adjusting member inserted into the expanding hole and abutting against the flexible portion to move the roller outwardly.
5 more elements
Dependencies are inferred from the claim text.