1
Russell Horres, John W Moers: Segmented peristaltic pump chamber. Pancretec, Selwyn S Berg, December 17, 1985: US04559040 (55 worldwide citation)

A chamber of a peristaltic pump is described wherein a segment of the stator is removed so that said chamber containing the rotor and resilient tube may be stored with the resilient tube not pinched by the eccentric rotor. When the chamber is to be used, a cap is snapped over the chamber which compl ...


2
Stephen J Kreinick: Blockage hazard alarm in an intravenous system. Pancretec, Selwyn S Berg, August 9, 1988: US04762518 (41 worldwide citation)

The principal of total internal reflection is utilized in sounding an alarm in a medical fluid infusion system when a downstream blockage occurs. A miniature prism is mounted in a cavity in a rigid exterior tube. The infusing fluid flows in a plastic tubing along the central channel of the rigid tub ...


3
James Neri: Beach mat with adjustable sun shade. Selwyn S Berg, April 18, 1989: US04821353 (26 worldwide citation)

A Beach Mat with built-in Adjustable Sun Shade is described. The head of the mat contains elastic stays. These elastic stays permit the head of the mat to be shaped into an arc with the help of strings. Said arc becomes a sun shade. On relief of the tension of the stays by releasing the strings, the ...


4
Steven Ames: Motion sensitive bicycle alarm. Selwyn S Berg, December 25, 1990: US04980667 (19 worldwide citation)

A bicycle which sounds an audible signal on motion of the bicycle is described. The alarm system is totally self contained and appropriately attached to the frame of the bicycle. It contains critical delay circuits which gives the bicycle rider the opportunity to arm and disarm the alarm by a key sw ...


5
John A Ross: Packaging container. Selwyn S Berg, Piet Burger, May 26, 1992: US05116290 (14 worldwide citation)

This invention relates to a packaging container, and a preform therefor, which finds particular application in the packaging and protection of relatively soft products, such as fresh produce. The container comprises a pair of end web plates (12) formed with peripherally extending projections (20). A ...


6
Daniel B Reid: Composite concrete walls having tie and form spacer. Selwyn S Berg, July 8, 1986: US04598519 (13 worldwide citation)

A spacer system for concrete forms is described for composite concrete constructions walls which permits the forming materials to remain intact with the concrete poured into the forms. The forming materials then become the exterior surfaces of the mold, saving considerable time and money usually exp ...


7
Daniel P Wilson: Remote grounding device for subterranean power systems. Selwyn S Berg, April 28, 1987: US04660909 (9 worldwide citation)

A device is described which is used to ground power distribution subterranean cables. A grounding module may be positioned over a connector to the power cables. A remote trigger then fires a probe through an insulating cap on the connector to make a ground circuit from the cable through the connecto ...


8
Mark Bell, Robert S Alpert: Aquarium heater. Selwyn S Berg, October 15, 1991: US05057667 (8 worldwide citation)

An aquarium heating system utilizes a conductive coating on an aquarium glass viewing window to heat the aquarium water. The conductive coating is transparent and is disposed on the surface of at least one viewing window. A voltage is supplied to the conductive coating under control of a power suppl ...


9
Boris Medvinsky, Leonid Radomyshelsky: Dynamic precious metal assay method. Tri Electronics Company, Selwyn S Berg, January 24, 1989: US04799999 (8 worldwide citation)

The invention describes a method for determining the assay of gold alloy. It utilizes a dynamic electrochemical process. The specimen gold is wetted by a described electrolyte, and a small current anodizes the surface of the specimen for a metered period of time. A potential sensing device is then a ...


10
Nick King: Segmented interlocking tracks produced by injection molds. Selwyn S Berg, May 7, 1991: US05012943 (8 worldwide citation)

A knock-down box produced by injection mold process comprises: a multiplicity of sides and a bottom, a multiplicity of male trapezoidal segments along an edge of the side, an alternating sequence of multiplicity of rectangular tracks and a multiplicity of female trapezoidal segments contiguous and i ...