IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0052782
(2002-01-18)
|
발명자
/ 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
Amster, Rothstein & Ebenstein
|
인용정보 |
피인용 횟수 :
57 인용 특허 :
7 |
초록
▼
An adjustable support for a microphone, lights, etc. includes a pair of elongated tubes in telescopic relationship and an engager carried by the inner tube for releasably engaging the interior surface of the outer tube. The engager includes an elongated wedge member vertically movable between lockin
An adjustable support for a microphone, lights, etc. includes a pair of elongated tubes in telescopic relationship and an engager carried by the inner tube for releasably engaging the interior surface of the outer tube. The engager includes an elongated wedge member vertically movable between locking and unlocking positions and a plurality of substantially rigid ball bearings dimensioned to releasably engage the interior surface of the outer tube against relative longitudinal movement of the tubes in a given direction when the wedge member is in the locking position and to enable such relative longitudinal movement of the tubes in the given direction when the wedge member is in the unlocking position.
대표청구항
▼
An adjustable support for a microphone, lights, etc. includes a pair of elongated tubes in telescopic relationship and an engager carried by the inner tube for releasably engaging the interior surface of the outer tube. The engager includes an elongated wedge member vertically movable between lockin
An adjustable support for a microphone, lights, etc. includes a pair of elongated tubes in telescopic relationship and an engager carried by the inner tube for releasably engaging the interior surface of the outer tube. The engager includes an elongated wedge member vertically movable between locking and unlocking positions and a plurality of substantially rigid ball bearings dimensioned to releasably engage the interior surface of the outer tube against relative longitudinal movement of the tubes in a given direction when the wedge member is in the locking position and to enable such relative longitudinal movement of the tubes in the given direction when the wedge member is in the unlocking position. l; US-3310109, 19670300, Marx et al.; US-3316962, 19670500, Lange; US-3338306, 19670800, Cook; US-3352355, 19671100, Putman; US-3379248, 19680400, Strange; US-3380913, 19680400, Henderson, 166/267; US-3528501, 19700900, Parker; US-3547193, 19701200, Gill; US-3562401, 19710200, Long; US-3595082, 19710700, Miller et al.; US-3599714, 19710800, Messman et al.; US-3605890, 19710900, Holm; US-3617471, 19711100, Schlinger et al.; US-3661423, 19720500, Garrett; US-3675715, 19720700, Speller, Jr.; US-3680633, 19720800, Bennett; US-3766982, 19731000, Justheim; US-3770398, 19731100, Abraham et al.; US-3794116, 19740200, Higgins, 166/259; US-3809159, 19740500, Young et al.; US-3882941, 19750500, Pelofsky; US-3922148, 19751100, Child; US-3924680, 19751200
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