Seat structure for easy access to bathtubs

Claim 2

The combination of an elongate bathtub having mutually parallel, spaced apart, horizontal top surfaces lying in the same horizontal plane and an easy access seat structure; said easy access seat structure including: a. an elongate retainer bracket fixedly mounted in parallel adjacent relation to and above the top surface of a first of said tub top surfaces, said bracket having a vertically extending, inverted J-shape cross-section defining a platform-retaining hook portion extending outwardly and downwardly toward the center of the tub, said hook portion extending along the first tub top surface for at least a substantial portion of the length of the tub; b. a seat platform adapted to have first and second side edge portions capable of resting on and being supported by the top surfaces of both of the tub top surfaces at the same time; c. a seat pivotally mounted on a fixed vertical axis with respect to the platform to be movable with respect to the platform only through an arc of about ninety degrees between first and second seat positions, the seat when in first seat position being situated to be accessible for sitting by a person outside of the tub adjacent to a second of said tub top surfaces and facing away from the tub, and when in second seat position being situated to support a seated person substantially centered over the tub with that person's feet in the tub; d. the configuration of the seat and platform being such that the seat is solidly supported with respect to the platform in a horizontal plane during the entire movement of the seat between its first and its second position; and e. wherein the platform is provided with a boss forming a part of at least one of the platform side edge portions, the configuration of the platform boss and the bracket including the hook portion being shaped such that the platform boss can be inserted into, and removed from, any convenient position along the bracket hook portion as the platform is moved to angles acute to the horizontal, and the bracket including the hook portion prevents any motion of the boss and its platform from a direction normal to the top surfaces of the tub when the boss is in the bracket hook portion and the platform is in its horizontal position supported by the tub top surfaces, while permitting sliding movement of the platform along the bracket when the platform is not unduly loaded.

Claim 3

The combination as specified in claim 1 wherein: f. the seat is provided with hand holds on its side edge portions in position to be grasped and held by a person seated on it.

Claim 4

The combination of an elongate bathtub having mutually parallel, spaced-apart, horizontal top surfaces lying the same horizontal plane and an easy access seat structure; said easy access seat structure including: a. a retainer bracket fixedly mounted in parallel adjacent relation to and above the top surface of a first of said tub top surfaces, said bracket having a vertically extending, inverted J-shape cross section defining a platform retaining hook portion extending outwardly and downwardly toward the center of the tub; b. a seat platform adapted to have first and second side edge portions capable of resting on and being supported by the top surfaces of both of the tub top surfaces at the same time; c. a seat pivotally mounted on a vertical axis with respect to the platform to be movable through an arc of about ninety degrees between first and second seat positions, the seat when in first seat position being situated to be accessible for sitting by a person outside of the tub adjacent to a second of said tub top surfaces and facing away from the tub, and when in second seat position being situated to support a seated person substantially centered over the tub with that person's feet in the tub; d. the configuration of the seat and platform being such that the seat is solidly supported with respect to the platform in a horizontal plane during the entire movement of the seat between its first and its second position; and e. wherein the platform is provided with a boss forming a part of at least one of the platform side edge portions, the configuration of the platform boss and the bracket including the hook portion being shaped such that the platform boss can be inserted into, and removed from, the bracket hook portion as the platform is moved to angles acute to the horizontal, and the bracket including the hook portion prevents any motion of the boss and its platform from a direction normal to the bracket and top surfaces of the tub when the boss is in the bracket hook portion and the platform is in its horizontal position supported by the tub top surfaces; and f. wherein the seat platform is provided with a platform pivot hole concentric with the vertical pivot axis of the seat with respect to the platform, and a pivot peg extends downwardly from the seat on that axis and is of dimension to fit snugly into the platform pivot hole; and g. wherein the positioning of the pivot peg with respect to the seat and of the platform pivot hole with respect to the platform is offset from the center of the tub in direction toward the side of the tub away from the retainer bracket when the seat is in the seat position.

Claim 5

The combination of an elongate bathtub having mutually parallel, spaced-apart, horizontal top surfaces lying the same horizontal plane and an easy access seat structure; said easy access seat structure including: a. a retainer bracket fixedly mounted in parallel adjacent relation to and above the top surface of a first of said tub top surfaces, said bracket having a vertically extending, inverted J-shape cross section defining a platform retaining hook portion extending outwardly and downwardly toward the center of the tub; b. a seat platform adapted to have first and second side edge portions capable of resting on and being supported by the top surfaces of both of the tub top surfaces at the same time; c. a seat pivotally mounted on a vertical axis with respect to the platform to be movable through an arc of about ninety degrees between first and second seat positions, the seat when in first seat position being situated to be accessible for sitting by a person outside of the tub adjacent to a second of said tub top surfaces and facing away from the tub, and when in second seat position being situated to support a seated person substantially centered over the tub with that person's feet in the tub; d. the configuration of the seat and platform being such that the seat is solidly supported with respect to the platform in a horizontal plane during the entire movement of the seat between its first and its second position; and e. wherein the platform is provided with a boss forming a part of at least one of the platform side edge portions, the configuration of the platform boss and the bracket including the hook portion being shaped such that the platform boss can be inserted into, and removed from, the bracket hook portion as the platform is moved to angles acute to the horizontal, and the bracket including the hook portion prevents any motion of the boss and its platform from a direction normal to the bracket and top surfaces of the tub when the boss is in the bracket hook portion and the platform is in its horizontal position supported by the tub top surfaces; and f. wherein the seat platform is provided with a platform pivot hole concentric with the vertical pivot axis of the seat with respect to the platform, and a pivot peg extends downwardly from the seat on that axis and is of dimension to fit snugly into the platform pivot hole; and g. wherein the positioning of the pivot peg with respect to the seat and of the platform pivot hole with respect to the platform is offset from the center of the tub in direction toward the side of the tub away from the retainer bracket when the seat is in the seat position.

Claim 6

The combination as specified in claim 3 wherein: h. the seat is provided with a first seat peg hole, and the pivot peg is mounted to the seat by inserting it into this seat peg hole; i. the platform is provided with a second platform pivot hole, and the seat is provided with a second seat peg hole each set off from the center of the tub in direction toward the bracket retainer when the seat is in the second seat position so that the easy access seat structure can be adapted for use in a tub where the first of the tub side walls stands free, and the tub is associated with a second of the tub side walls by mounting the retainer bracket fixedly in parallel adjacent relation to the second of the tub side walls and by inserting the pivot pin in the second peg seat hole and in the second platform pivot hole.

Claim 7

The combination of an elongate bathtub having mutually parallel, spaced-apart, horizontal top surfaces lying in the same horizontal plane and an easy access seat structure; said easy access seat structure including: a. an elongate, horizontally extending, retainer bracket fixedly mounted in parallel adjacent relation to and above the top surface of a first of said tub top surfaces, said bracket having a platform-retaining portion which extends at least a substantial distance along the first tub to surfaces; b. a seat platform adapted to have first and second side edge portions capable of resting on and being supported by the top surfaces of both of the tub top surfaces at the same time; c. a seat pivotally mounted on a fixed vertical axis with respect to the platform to be movable with respect to the platform only through an arc of about ninety degrees between first and second seat positions, the seat when in first seat position being situated to be accessible for sitting by a person outside of the tub adjacent to a second of said tub top surfaces and facing away from the tub, and when in second seat position being situated to support a seated person substantially centered over the tub with that person's feet in the tub; d. the configuration of the seat and platform being such that the seat is solidly supported with respect to the platform in a horizontal plane during the entire movement of the seat between its first and its second position; and e. wherein the platform is provided with a boss forming a pair of at least one of the platform side edge portions, the configuration of the platform boss and the bracket being shaped such that the platform boss can be inserted into, and removed from, any convenient position along the platform-retaining portion of the retainer bracket as the platform is moved to angles acute to the horizontal, and the platform-retaining portion of the bracket prevents any motion of the boss and its platform from a direction normal to the bracket and top surfaces of the tub when the boss is in the bracket platform-retaining portion and the platform is in its horizontal position supported by the tub top surfaces, while permitting sliding movement of the platform along the bracket when the platform is not unduly loaded.

Claim 8

The combination of an elongate bathtub having mutually parallel, spaced-apart, horizontal top surfaces lying in the same horizontal plane and an easy access seat structure; said easy access seat structure including: a. an elongate, horizontally extending, retainer bracket fixedly mounted in parallel adjacent relation to and above the top surface of a first of said tub top surfaces, said bracket having a platform-retaining portion which extends at least a substantial distance along the first tub to surfaces; b. a seat platform adapted to have first and second side edge portions capable of resting on and being supported by the top surfaces of both of the tub top surfaces at the same time; c. a seat pivotally mounted on a fixed vertical axis with respect to the platform to be movable with respect to the platform only through an arc of about ninety degrees between first and second seat positions, the seat when in first seat position being situated to be accessible for sitting by a person outside of the tub adjacent to a second of said tub top surfaces and facing away from the tub, and when in second seat position being situated to support a seated person substantially centered over the tub with that person's feet in the tub; d. the configuration of the seat and platform being such that the seat is solidly supported with respect to the platform in a horizontal plane during the entire movement of the seat between its first and its second position; and e. wherein the platform is provided with a boss forming a pair of at least one of the platform side edge portions, the configuration of the platform boss and the bracket being shaped such that the platform boss can be inserted into, and removed from, any convenient position along the platform-retaining portion of the retainer bracket as the platform is moved to angles acute to the horizontal, and the platform-retaining portion of the bracket prevents any motion of the boss and its platform from a direction normal to the bracket and top surfaces of the tub when the boss is in the bracket platform-retaining portion and the platform is in its horizontal position supported by the tub top surfaces, while permitting sliding movement of the platform along the bracket when the platform is not unduly loaded.