Stabilizing platform
First Claim
Patent Images
1. An unmanned aerial vehicle (UAV) comprising:
- (a) a central body;
(b) a plurality of propulsion units supported away from the central body and configured to rotate to generate lift during flight of the UAV;
(c) an adjustable frame assembly configured to hold a device selected from a plurality of devices having different dimensions, shapes and weights, wherein the frame assembly comprises;
a first frame member configured to be coupled to the device;
a second frame member, wherein the first frame member is rotatably coupled to the second frame member about a first rotational axis of the device;
a third frame member, wherein the second frame member is rotatably coupled to the third frame member about a second rotational axis of the device, wherein the second rotational axis is orthogonal to the first rotational axis;
a plurality of adjustment members positioned on at least two of the frame members selected from the first, second and third frame members, wherein the plurality of adjustment members are configured to adjust dimensions defined by the first frame member, the second frame member and the third frame member, so as to accommodate the plurality of devices having different dimensions, shapes and weights, and wherein the plurality of adjustment members are configured to adjust a position of the second frame member relative to the third frame member; and
(d) a motor assembly configured to directly drive the frame assembly in response to one or more motor signals so as to allow the device to rotate around at least one of pitch, roll or yaw axes,wherein the motor assembly comprises;
a first motor configured to directly drive the first frame member to rotate around a pitch axis in response to at least one of the one or more motor signals;
a second motor configured to directly drive the second frame member to rotate around a roll axis in response to at least one of the one or more motor signals; and
a third motor configured to directly drive the third frame member to rotate around a yaw axis in response to at least one of the one or more motor signals.
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Accused Products
Abstract
The present invention provides an apparatus and related methods for stabilizing a payload device such an imaging device. The methods and apparatus provide fast response time for posture adjustment of the payload device while reducing the energy used.
97 Citations
26 Claims
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1. An unmanned aerial vehicle (UAV) comprising:
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(a) a central body; (b) a plurality of propulsion units supported away from the central body and configured to rotate to generate lift during flight of the UAV; (c) an adjustable frame assembly configured to hold a device selected from a plurality of devices having different dimensions, shapes and weights, wherein the frame assembly comprises; a first frame member configured to be coupled to the device; a second frame member, wherein the first frame member is rotatably coupled to the second frame member about a first rotational axis of the device; a third frame member, wherein the second frame member is rotatably coupled to the third frame member about a second rotational axis of the device, wherein the second rotational axis is orthogonal to the first rotational axis; a plurality of adjustment members positioned on at least two of the frame members selected from the first, second and third frame members, wherein the plurality of adjustment members are configured to adjust dimensions defined by the first frame member, the second frame member and the third frame member, so as to accommodate the plurality of devices having different dimensions, shapes and weights, and wherein the plurality of adjustment members are configured to adjust a position of the second frame member relative to the third frame member; and (d) a motor assembly configured to directly drive the frame assembly in response to one or more motor signals so as to allow the device to rotate around at least one of pitch, roll or yaw axes, wherein the motor assembly comprises; a first motor configured to directly drive the first frame member to rotate around a pitch axis in response to at least one of the one or more motor signals; a second motor configured to directly drive the second frame member to rotate around a roll axis in response to at least one of the one or more motor signals; and a third motor configured to directly drive the third frame member to rotate around a yaw axis in response to at least one of the one or more motor signals. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24)
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25. An unmanned aerial vehicle (UAV) comprising:
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(a) a central body; (b) a plurality of propulsion units supported away from the central body and configured to rotate to generate lift during flight of the UAV; (c) an adjustable frame assembly configured to hold a device selected from a plurality of devices having different dimensions, shapes and weights, wherein the frame assembly comprises; a first frame member configured to be coupled to the device; a second frame member, wherein the first frame member is rotatably coupled to the second frame member about a first rotational axis of the device; a third frame member, wherein the second frame member is rotatably coupled to the third frame member about a second rotational axis of the device, wherein the second rotational axis is orthogonal to the first rotational axis; a plurality of adjustment members positioned on the second and the third frame members, wherein the plurality of adjustment members are configured to adjust dimensions defined by the first frame member, the second frame member and the third frame member, so as to accommodate the plurality of devices having different dimensions, shapes and weights; and a motor assembly configured to directly drive the frame assembly in response to one or more motor signals so as to allow the device to rotate around at least one of pitch, roll or yaw axes, wherein the motor assembly comprises; a first motor configured to directly drive the first frame member to rotate around a pitch axis in response to at least one of the one or more motor signals; a second motor configured to directly drive the second frame member to rotate around a roll axis in response to at least one of the one or more motor signals; and a third motor configured to directly drive the third frame member to rotate around a yaw axis in response to at least one of the one or more motor signals.
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26. An unmanned aerial vehicle (UAV) comprising:
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(a) a central body; (b) a plurality of propulsion units supported away from the central body and configured to rotate to generate lift during flight of the UAV; (c) an adjustable frame assembly configured to hold a device selected from a plurality of devices having different dimensions, shapes and weights, wherein the frame assembly comprises; a first frame member configured to be coupled to the device; a second frame member, wherein the first frame member is rotatably coupled to the second frame member about a first rotational axis of the device; a third frame member, wherein the second frame member is rotatably coupled to the third frame member about a second rotational axis of the device, wherein the second rotational axis is orthogonal to the first rotational axis; a plurality of adjustment members positioned on at least two of the frame members selected from the first, second and third frame members, wherein the plurality of adjustment members are configured to adjust dimensions defined by the first frame member, the second frame member and the third frame member, so as to accommodate the plurality of devices having different dimensions, shapes and weights; and a motor assembly configured to directly drive the frame assembly in response to one or more motor signals so as to allow the device to rotate around at least one of pitch, roll or yaw axes, wherein the motor assembly comprises; a first motor configured to directly drive the first frame member to rotate around a pitch axis in response to at least one of the one or more motor signals; a second motor configured to directly drive the second frame member to rotate around a roll axis in response to at least one of the one or more motor signals; and a third motor configured to directly drive the third frame member to rotate around a yaw axis in response to at least one of the one or more motor signals, and wherein the plurality of adjustment members are configured to adjust a position of the first motor relative to the first frame member, a position of the second motor relative to the second frame member, or a position of the third motor relative to the third frame member.
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Specification