Body-contoured tub

A body-contoured tub, comprising:

• an enclosed, fluid impermeable tub body having first and second substantially vertical interior sidewalls separated by a selected tub interior width and each having a selected horizontal length and terminating in an upper edge;
• said tub body having a substantially vertical foot-end wall spanning the tub interior width;
• said tub body also having an inclined contoured back wall defining a surface adapted to receive a user's body when resting in a recumbent or reclined position within the tub;
• said inclined contoured back wall having a concave upper back contour terminating at its lower extent in a substantially convex mid-back contour;
• wherein said convex mid-back contour terminates at its lower extent in a concave lower back contour;
• wherein said concave lower back contour terminates at its lower extent in a radiused transition to an upwardly angled seat area;
• said upwardly angled seat area having an upward angle that is greater than five degrees from horizontal;
• wherein said inclined contoured back wall inclines at a selected back inclination angle, said selected inclination angle being between 20 degrees and 40 degrees from vertical;
• said upwardly angled seat area having a selected length of bottom/thigh support surface terminating distally in a radiused transition to a seat wall having a selected seat front height;
• said selected seat front height being greater than one inch;
• said seat wall terminating at its lower extent in a substantially planar tub floor;
• wherein said tub floor is a selected tub floor depth beneath said side wall's upper edge, said tub floor depth being greater than twenty inches;
• and
• wherein said tub body is sized to fit within a standard bathroom tub's floor space and said tub body includes a floor drain receiving area adapted to receive a drain pipe fitting.