A telescopic apparatus comprises a first tube, a second tube, a movable member, and an actuator. The second tube is telescopically and movably coupled to the first tube. The movable member is movable relative to the first tube in a telescopic direction. The actuator is configured to be deformable so as to move the movable member relative to the first tube in the telescopic direction. The actuator is provided in at least one of the first tube and the second tube.
TELESCOPIC APPARATUS
2019-10-03
Patent
Electronic Resource
English
IPC: | B62J Fahrrad- oder Motorradsättel oder -sitze , CYCLE SADDLES OR SEATS / C22F CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS OR NON-FERROUS ALLOYS , Verändern der physikalischen Struktur von Nichteisenmetallen oder Nichteisenlegierungen / F16B DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES , Vorrichtungen zum Befestigen oder Sichern von Konstruktionselementen oder Maschinenteilen, z.B. Nägel, Bolzen, Schrauben, Sprengringe, Klemmen, Klammern oder Keile / H01L Halbleiterbauelemente , SEMICONDUCTOR DEVICES |
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