发明名称 Carriage having a running direction adjustment device for performing circular travels, in particular for film or video shots
摘要 A carriage, in particular a camera carriage, includes at least three running rollers (3a, 3b, 4) arranged at an angular distance about a vertical axis and each rotatable about a horizontal running roller axle (5a, 5b, 5c), wherein the running roller axles (5a, 5b) of at least two running rollers (3a, 3b) are aligned with a common rotational axis (A) and the running roller axle (5c) of at least one further adjustable running roller (4) is turnable in a horizontal plane. There is provided a running direction adjustment device (8, 9, 9a, 11, 12, 14, 15, 18, 21) for indirectly or directly indicating and/or determining and/or adjusting the distance (r) of a reference point (10) at the carriage (1) to an intersection point (S), which is dependent on the turning position of the further running roller (4), between the common rotational axis (A) and the rotational axis (B) aligned with the running roller axle (5c) of the adjustable running roller (4).
申请公布号 US2009052885(A1) 申请公布日期 2009.02.26
申请号 US20080222974 申请日期 2008.08.21
申请人 CRAMER SEBASTIAN 发明人 CRAMER SEBASTIAN
分类号 G03B17/00;A47K1/04 主分类号 G03B17/00
代理机构 代理人
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