22-02-2018 дата публикации
Номер: US20180051849A1
An extendable leg for a tripod, the leg comprises two or more leg-stages , each leg-stage moveable axially relative to one or more of the or each other leg-stages to lengthen or shorten the leg. The leg includes a clamp assembly to releasably prevent the relative movement when the leg is at the desired length. The clamp assembly includes a leg brake moveable between a first leg-stage locking position and a second leg-stage release position. In order to control movement of the leg brake between the first and second positions, an actuation means is provided. A cable is operably connected at a first end to the actuation means and at a second end to the leg brake , such that operation of the actuation means causes the cable to move the leg brake 11010111111111111bcbcbc. An extendable leg () for a tripod , the leg () comprising two or more leg-stages ( , ) , each leg-stage ( , ) moveable axially relative to one or more of the or each other leg-stages ( , ) to lengthen or shorten the leg;{'b': 19', '10, 'i': 'a', 'a clamp assembly () to releasably prevent the relative movement when the leg () is at the desired length;'}{'b': 19', '22, 'i': a', 'a, 'the clamp assembly () including a leg brake () moveable between a first leg-stage locking position and a second leg-stage release position;'}{'b': 16', '22, 'i': 'a', 'actuation means () controlling movement of the leg brake () between the first and second positions;'}{'b': 17', '16', '22', '16', '17', '22, 'i': a', 'a, 'a cable () operably connected at a first end to the actuation means () and at a second end to the leg brake (), such that operation of the actuation means () causes the cable () to move the leg brake ().'}2. An extendable leg for a tripod according to claim 1 , wherein the cable is multi-stranded.3. An extendable leg for a tripod according to claim 1 , wherein the cable is a Bowden cable having a central wire encased in a flexible tubular casing.4. An extendable leg for a tripod according to claim 1 , wherein ...
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