A sealing device for a reciprocating pump of the type having a pump housing provided with a bore formed therein. The bore is provided at its one end with an opening through which it communicates with the exterior of the pump housing while the other end of the bore receives a reciprocating member such as a plunger. The sealing device includes a seal case received in the bore and having a bore through which the reciprocating member extends, a sealing member such as a packing held on the inner peri...

Foamed wax is produced and sprayed onto automobiles following the washing thereof by automatic washing apparatus. Liquid wax is combined with a foaming agent, water and air to form a foamed wax which can be conveniently dispersed by conventional automatic car washing equipment, resulting in an improved shine and more complete drying of the surface.

A fluid mixing apparatus for association with an air atomizing spray gun is disclosed. The fluid mixing apparatus comprises a fluid manifold adapted for attachment to the handle of an air atomizing spray gun and includes static mixer means interconnecting the fluid manifold with the spray fluid inlet of the air atomizing spray gun. The fluid manifold comprises a fluid passage means interconnecting a plurality of inlet ports and communicating with an exit port which is connected to the static mix...

A receptacle for carrying and displaying glassware formed from a blank comprising a single sheet of paper stock. The receptacle includes an open front and rear rectangular parallelopiped sleeve having a top, a bottom, and opposite side walls connecting the top and bottom wall, all of which are hinged to each other. Four cylindrical glassware items can be supported within the receptacle and displayed between a center wall provided along the interior of the bottom and top wall and the outer edges ...

A concealed, flush mounted sprinkler is disclosed which comprises a slidable deflector which, in the event of fire, is extended to an operating position by means of a compressed spring. The nozzle, a thermally responsive element, and the deflector of the sprinkler reside within a receptacle having an outer cover against which the deflector is continuously pressured by means of the spring. The cover is attached to the receptacle by means of a fusible eutectic alloy, and as the alloy begins to sof...

An adjustable drop nipple is disclosed for installing fire protection sprinkler systems which comprise sprinkler head assemblies of the dry, pendant type. The downwardly extending length of a drop nipple having a sprinkler head thereon is adjusted by sliding the nipple axially in a collet having an externally tapered section that engages an internally tapered section of a stationary collet holder. When a selected drop length has been established, the collet is then compressed axially against the...

A system for spraying a coolant mist onto a part being machined, and including a container for holding a quantity of coolant liquid and having a distribution head to which the coolant liquid and compressed air or other gas to be used as a propellant are delivered separately, and from which the liquid and gas flow into a plurality of discharge hoses having separate nozzles for spraying the coolant onto a plurality of different work pieces. The distribution head preferably includes a centerpost in...

A drinking cup that has a hollow or false bottom that includes a quantity of medicine or comestible thereon, the bottom adapted to be broken to release the same for introduction into the drinking cup for subsequent mixing with water, a drinking straw forms a part of the rupturable bottom of the cup.

Disclosed is a fire protection system including a plurality of suppressor modules, each having a plurality of extinguishing agent filled suppressor units, an activator associated with each of the units and activatable by electrical current flow to induce release of its extinguishing agent, a series circuit connecting the activators in series, and an initiator circuit for initiating electrical current flow to the activators. A detector responds to the presence of combustion products by activating...

A system for electrostatic spraying of liquids, such as agricultural pesticides, paints and other liquids, which relies on a novel spray nozzle that combines pneumatic atomization and electrostatic induction charging to provide a stream of electrostatically charged fine droplets. The nozzle uses a low voltage power supply, e.g. a 12 volt battery, electronically raises the voltage to a level in the range of several hundred to several thousand volts, and applies the high voltage to an annular indu...