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US 9,004,589 B2Granted
Vibratory alert patch
AssigneeToyota Boshoku America, Inc.
InventorsChristopher Mark Rockwell, Douglas J. Krueger, Jr., Anup Viswanathan, Daniel Jerome Wiegand
Life of this patent
Estimating the term…
Abstract
A seat cushion of a vehicle seat includes a cushion made of foam and at least one motor assembly located on or near an upper surface of the cushion. The at least one motor assembly includes a plurality of transducer cells.
Claims21
A seat cushion of a vehicle seat, the seat cushion comprising:
- a cushion made of foam, wherein the cushion has an upper surface;
- and
- at least one motor assembly located on or near the upper surface of the cushion, wherein the at least one motor assembly includes a plurality of transducer cells, wherein the at least one motor assembly includes a piece of fabric, and the plurality of transducer cells are encased within the piece of fabric to define a vibratory alert patch.
A vehicle seat assembly comprising:
- a cushion made of foam, wherein the cushion has an upper surface;
- at least one motor assembly located on or near the upper surface of the cushion, wherein the at least one motor assembly includes a piece of fabric and a plurality of transducer cells encased within the piece of fabric to define a vibratory alert patch, the plurality of transducer cells are connected in series by wires, and the at least one motor assembly vibrates in response to a road event;
- a sensor to detect the road event;
- and
- a controller, wherein the sensor sends a signal to the controller upon detection of a road event, and the controller sends another signal to the at least one motor assembly to cause the at least one motor assembly to vibrate.
2 more elements
Dependencies are inferred from the claim text.