Two-point supplemental seatbelt with secondary buckle
First Claim
Patent Images
1. A system comprising:
- a seat with a three-point seatbelt and a two-point seatbelt, the three-point seatbelt having a first switch, the two-point seatbelt having a second switch;
the three-point seatbelt including a continuous webbing extending between a first latch plate and an anchor;
a buckle disposed on the webbing between the first latch plate and the anchor, the buckle being closer to the first latch plate than the anchor;
a second latch plate fixed to the two-point seatbelt and engageable with the buckle; and
a computing device, programmed to;
determine that the seat is occupied;
determine that the three-point seatbelt of the seat is one of buckled and unbuckled based on a condition of the first switch;
determine that the two-point seatbelt of the seat is one of buckled and unbuckled based on a condition of the second switch;
initiate a warning signal upon determining that one of the seatbelts is unbuckled and the seat is occupied; and
terminate the warning signal upon determining that both of the seatbelts are buckled based on the conditions of the first switch and the second switch and that the signal has been initiated.
1 Assignment
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Accused Products
Abstract
A vehicle includes seats having both a primary three-point seatbelt and a supplemental two-point seatbelt. Occupation of a first seat is determined. The three-point seatbelt is determined as being one of buckled and unbuckled. The two-point seatbelt is determined as being one of buckled and unbuckled. A warning signal is initiated upon determining that one of the seatbelts is unbuckled and the seat is occupied. The warning signal is terminated upon determining that both of the seatbelts are buckled and that the signal has been initiated.
23 Citations
20 Claims
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1. A system comprising:
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a seat with a three-point seatbelt and a two-point seatbelt, the three-point seatbelt having a first switch, the two-point seatbelt having a second switch; the three-point seatbelt including a continuous webbing extending between a first latch plate and an anchor; a buckle disposed on the webbing between the first latch plate and the anchor, the buckle being closer to the first latch plate than the anchor; a second latch plate fixed to the two-point seatbelt and engageable with the buckle; and a computing device, programmed to; determine that the seat is occupied; determine that the three-point seatbelt of the seat is one of buckled and unbuckled based on a condition of the first switch; determine that the two-point seatbelt of the seat is one of buckled and unbuckled based on a condition of the second switch; initiate a warning signal upon determining that one of the seatbelts is unbuckled and the seat is occupied; and terminate the warning signal upon determining that both of the seatbelts are buckled based on the conditions of the first switch and the second switch and that the signal has been initiated. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A method of determining and responding to a condition of seatbelts of a vehicle, the method comprising the steps of:
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determining that a first seat is occupied; determining that a three-point seatbelt of the first seat is one of buckled and unbuckled based on a condition of a first switch, the three-point seatbelt having a continuous webbing extending between an anchor and a latch plate; determining that a two-point seatbelt of the first seat is one of buckled and unbuckled based on a condition of a second switch disposed in a buckle, the buckle disposed on the webbing between the latch plate and the anchor, the buckle being closer to the first latch plate than the anchor; initiating a warning signal upon determining that one of the seatbelts is unbuckled and the seat is occupied; and terminating the warning signal upon determining that both of the seatbelts are buckled based on the conditions of the first switch and the second switch and that the signal has been initiated. - View Dependent Claims (8, 9, 10, 11, 12)
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13. A seatbelt system, comprising:
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a first seatbelt having a continuous webbing connected to a first retractor and an anchor; a first latch plate disposed on the webbing between the retractor and the anchor; a first buckle selectively receiving the first latch plate; a second seatbelt connected to a second retractor and to a second latch plate; and a second buckle disposed on the webbing between the first latch plate and the anchor, the second buckle being closer to the first latch plate than the anchor and selectively receiving the second latch plate; and a first seat having the first retractor disposed on a first side of the seat and the second retractor fixed to a seatback of the seat at a second side of the seat opposite the first side of the seat. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20)
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Specification