An ansate oral prophylaxis device includes a hand engageable shaft having a bristle carrying head at one end. The head is configured for oral anti-carries and periodontal prophylaxis with simultaneous bristle contact against all accessible tooth and adjacent gingival surfaces on each reciprocal stroke. The head is configured with a spine and pair of generally planar side panels, each lying in a plane approximately 45.degree. from the plane of the spine. Bristles project perpendicularly from the ...

A toothbrush whose tufts comprise three distinct kinds of rows, with each row oriented transversely to the longitudinal axis of the head. The tufts of the first kind are the shortest. The endmost tufts on each row of the second kind tilt laterally outwardly by about 12 degrees. The tufts of the third kind are nearest the end of the head farthest from the handle and diverge from each other, with each tuft thereof tilting laterally at an angle of about 30 degrees and forwardly at about 14 degrees....

A wiping and spraying apparatus is provided for wiping away dirty articles such as dead insects caked on the surface of a windshield of an automobile. The apparatus includes a wiper blade with adjustable depression force as well as first and second reservoirs of cleaning fluid. A valve is fluidly connected with the reservoirs to selectively allow either of the fluids to be sprayed onto the windshield. The apparatus further includes a control unit to operate the apparatus by automatically operati...

A tool for cleaning parts of a bowling machine. The tool includes a base plate having a handle pivotally secured thereto between two opposed side walls and including a planar forward portion having a notch therein which is adapted to manipulate a latch in a bowling machine. A cleaning cloth is provided to substantially cover the base plate and outward portions of the side walls.

A cascade orificial resistive device for throttling fluid flow which minies acoustic noise and internal vibrations is described herein. The device has a hollow body defining a fluid passageway, a plurality of perforated plates mounted within the passageway, a fixed end ring adjacent one end of the perforated plates, and a threadable end ring adjacent an opposite end of the perforated plates to place the plates in compression. Each of the perforated plates is a single piece molded plate having an...

Method and apparatus for deep frying of chicken serving pieces in which the chicken serving pieces are immersed in cooking oil contained in a cooking chamber having a valve controlled discharge outlet at its lower end, and a filter unit within the cooking chamber through which the oil flows on being discharged from the chamber, in which, when filtering of the cooking oil is desired, the chamber is sealed as for pressure cooking and is connected to a source of compressed air for pressure discharg...

A horizontally oriented tubular screen has a shaft extending through it. Outwardly adjacent one end of the screen the shaft is configurated as a feed screw which receives cereal grain and feeds it into and through the screen. Within the confines of the screen the shaft is provided with one or more rows of pins projecting radially from the shaft. The pins of each row are located in a common plane, and the two planes include with one another an angle no greater than 90.degree. in circumferential d...

A food preparation appliance with two hinged parts, usable as a waffle iron and also as a meat grilling utensil. The two movable parts contain heating rods over which are slipped hollow contact members. Each of these contact members has two different surface patterns, each surface pattern being designed for the specific type of food preparation, i.e., either baking or grilling. The contact members may be removed and turned over so that matching surface patterns face one another.

A manually operated agitator for installation in a container of a thixotropic suspension such as catsup or the like. An enlargement for agitating the suspension by movement therethrough and means for securing the enlargement interior of the container to afford movement in two directions. The securing means is fixed to the interior wall of the container remote from the neck opening of the container and secures the enlargement for movement in a direction generally axially of the container and in a...

An apparatus and method for holding food and the like at desired temperature and moisture levels for an extended period of time wherein a holding chamber confines a volume of air about a food disposed therein, an air flow supply produces a stream of heated humidifed air that is directed in a curtain-like vortex pattern around the outer perimeter of the inside of the holding chamber to form a core of relatively still, heated moisturized air about the food to transmit heat and moisture thereto wit...