Weight measuring systems and methods for vehicles
First Claim
Patent Images
1. A weight sensor for determining the weight of an occupant of a seat, comprising:
- a bladder having an interior and being adapted to be arranged in a seat portion of the seat, said bladder including constraining means arranged in said interior for constraining fluid flow within said interior; and
at least one transducer for measuring the pressure of the fluid in said bladder.
3 Assignments
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Accused Products
Abstract
Weight sensor for determining the weight of an occupant of a seat including a bladder arranged in a seat portion of the seat and including material or structure in an interior thereof which constrains fluid flow therein and one or more transducers for measuring the pressure of the fluid in the bladder. The material or structure might be open cell foam. The bladder may include one or more chambers, and if more than one chamber is formed, each chamber can be arranged at a different location in the seat portion of the seat.
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Citations
59 Claims
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1. A weight sensor for determining the weight of an occupant of a seat, comprising:
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a bladder having an interior and being adapted to be arranged in a seat portion of the seat, said bladder including constraining means arranged in said interior for constraining fluid flow within said interior; and
at least one transducer for measuring the pressure of the fluid in said bladder. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A vehicle seat, comprising:
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a seat portion adapted to support an occupant, said seat portion including a container having an interior containing fluid and a mechanism in said interior arranged to restrict flow of the fluid from one portion of said interior to another portion of said interior;
a back portion arranged at an angle to said seat portion; and
a measurement system arranged to obtain an indication of the weight of the occupant when present on said seat portion based at least in part on the pressure of the fluid in said container. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19)
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20. A method for determining the weight of an occupant of an automotive seat, comprising the steps of:
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arranging a bladder having at least one chamber in a seat portion of the seat;
measuring the pressure in each of the at least one chamber; and
deriving the weight of the occupant based on the measured pressure. - View Dependent Claims (21, 22, 23, 24, 25, 26, 27, 28)
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29. A vehicle seat, comprising:
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a seat portion adapted to support an occupant, said seat portion including a container having an interior containing fluid and being partitioned into multiple sections between which the fluid flows as a function of pressure applied to said seat portion, a back portion coupled to and arranged at an angle to said seat portion; and
a measurement system arranged to obtain an indication of the weight of the occupant when present on said seat portion based at least in part on the pressure of the fluid in said container. - View Dependent Claims (30, 31, 32, 33, 34)
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35. A seat for a vehicle, comprising:
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a seat portion adapted to support an occupant, said seat portion including a bladder having a fluid-containing interior, a back portion coupled to and arranged at an angle to said seat portion;
a mounting structure for mounting said seat portion to a floor pan of the vehicle and a measurement system associated with said bladder and arranged to obtain an indication of the weight of the occupant when present on said seat portion based at least in part on the pressure of the fluid in said bladder. - View Dependent Claims (36, 37, 38, 39, 40)
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41. A control system for controlling a vehicle component based on occupancy of a seat, comprising:
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a bladder having at least one chamber adapted to arranged in a seat portion of the seat;
a measurement system for measuring the pressure in said at least one chamber;
an adjustment system arranged to adjust the component in the vehicle; and
a processor coupled to said measurement system and to said adjustment system for determining an adjustment for the component by said adjustment system based at least in part on the pressure measured by said measurement system. - View Dependent Claims (42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59)
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Specification