A recreational facility is described incorporating a plurality of tennis courts positioned in an array with the center lines or longitudinal axes of the courts emanating from a common point. The center lines of adjacent courts are positioned at an angle such that the boundary lines of the second halves of the courts overlap. An automatic ball-throwing machine is positioned in the second half of each of the courts to propel tennis balls to the first half; the second half of each of the courts is ...

The outer side rim of the tub or shower has a rib along the outer, upper margin forming a water seal for sliding doors. The doors are hung from a track in a manner whereby they tend to move outwardly and against the rib. Abutment means is provided at the lower margins of the doors to separate the main bodies of the doors, but otherwise the lower margins of the doors are guided only by the above-described manner of hanging the doors.

A transparent enclosure for a bathing facility such as a bath tub, tub-shower or shower stall, comprises a domed hood cylindrically and/or spherically curved about a radius substantially matching the width of the enclosure to confine the hot moist air from the hot water within the bathing facility and to cause it to circulate around the person of the user. The hood is made of three telescoping parts for adjustment to fit different lengths of tub and shower stall installations, and a riser is pro...

A test facility comprises a transmitter and a receiver for an automatic test system for function testing of integrated circuits of different technologies, whereby the input and output of the test specimen are connected to the same test pin. In order to test circuits of different technological format, it is necessary to pre-program the output of the test facility to the respective characteristic level of the different circuit families. To this end, a transmitter contains a constant current source...

A toilet facility for use in boats, campers, mobile homes, recreational vehicles, land and water cruisers, residences, basement flush up, and the like, is disclosed. The toilet facility utilizes a minimum amount of flush water and includes a modified water closet bowl of the siphon type, a sump tank, a macerator pump means, and a water closet tank. A macerator pump means is coupled in fluid communication between a holding tank or other disposal means and the sump tank. The macerator pump is elec...

A toilet facility that is completely independent of water supply and sewer lines includes a house having a waste-receiving tank within it and another tank located outside the house. The two tanks are connected by a transfer pipe provided with a pump for pumping the waste from the inside tank to the outside tank. The outside tank is provided with a discharge pipe leading from it, and this pipe likewise has a pump for removing waste from the outside tank. The discharge pipe for the outside tank ea...

A restaurant facility housed within an enclosure bounded by upright walls defining a perimeter for an enclosure of hexagonal outline. A kitchen and service station and table and seating structure within the enclosure are so organized that there is full visibility throughout the dining area. Waiters and patrons move in corridors providing access to tables and seats which are devoid of sharp corners.

A sanitary toilet facility for disposal of human solid and liquid waste having a bowl section with a surface contoured to sealingly engage the body of the user. The bowl is connected to a waste disposal pipe to which is connected a vacuum source. Spray nozzles are arranged within the bowl directed toward the exposed body areas of the user and connected to a source of disinfectant and deodorant. Upon initiation of the cycle, which may be manual or automatic, a vacuum cycle is first initiated to w...

The space over a shower or tube enclosure, of the type made in one-piece of fiber-reinforced plastic and having walls extending up to about the level of a rail supporting sliding doors, is closed with a dome and a wall extending from the rail to the bathroom ceiling, so that no finish is required over studs and ceiling joists in that space and so that warm and moisture-laden air can't escape from the enclosure, via that space, into the remainder of the bathroom.

A storage facility for files or other papers is constructed as a horizontally rotatable drum with radial compartments of variable size, possibly arranged in several radial levels. The drum may be enclosed, motor-driven and position-controlled.