1
Marcial Alvarez: Hypodermic needle assembly with retractable needle cover. Weingram & Klauber, February 13, 1979: US04139009 (160 worldwide citation)

A disposable hypodermic needle assembly is disclosed which includes a permanently attached but retractable covering means for the forward portions of the needle. The assembly comprises a hub portion adapted for attachment to the outlet end of a syringe, the hub portion including a central passageway ...


2
Marcial Alvarez: Sliding I.V. needle carrier assembly. Weingram & Klauber, October 16, 1979: US04170993 (159 worldwide citation)

An I.V. needle carrier assembly is disclosed which includes a delta-shaped base plate and an I. V. needle carrier-receiving barrel secured to the base plate and extending along the axis of symmetry thereof, so that the forward open end of the barrel resides at the apex of the delta. An I.V. needle c ...


3
Thomas L Scala Jr: Benzoic acid esters. Finetex, Weingram & Klauber, April 6, 1982: US04323694 (74 worldwide citation)

The benzoic acid ester of an alcohol which is selected from the group consisting of (A) at least one C.sub.2n branched primary alcohol, wherein n is 5 through 9; (B) at least one C.sub.2m+1 branched or linear primary alcohol, wherein m is 4 through 9; and (C) mixtures comprising at least 40% and pre ...


4
John H Taylor: Method of manufacturing paper or cardboard products. English Clays Lovering Pochin & Company, Weingram & Klauber, July 1, 1980: US04210490 (73 worldwide citation)

Paper or cardboard products are manufactured by mixing an aqueous solution or dispersion of a cationic starch with an aqueous suspension of a kaolinitic clay filler, and adding the resulting mixture to a stock of cellulosic fibres to form a furnish containing the kaolinitic clay filler, the cationic ...


5
Anthony D McConnell, Robert H Garner: Anhydrous kaolin clay pigment and method of preparation. Anglo American Clays Corporation, Weingram & Klauber, May 3, 1983: US04381948 (65 worldwide citation)

An anhydrous white kaolin clay pigment is disclosed, which consists of porous aggregates of kaolin clay platelets. The pigment exhibits exceptionally high light-scattering ability when incorporated as a filler in paper. The aggregates have an average specific gravity in the range of 0.5 to 0.6, and ...


6
Helmut Knecht: Tubular valve device and method of assembly. Teledyne Adams a Division of Teledyne Isotopes, Weingram & Klauber, January 26, 1982: US04312377 (55 worldwide citation)

A tubular valve for controlling the flow of fluids includes an outer tubular shell having pairs of ports on diametrically opposed surfaces and an inner coaxial transfer tube having pairs of openings which are selectively rotated into or out of alignment with the outer tubular ports. Deformable gromm ...


7
Eli Cohen: Solar energy collecting system. Weingram & Klauber, January 22, 1980: US04184482 (54 worldwide citation)

A solar energy collecting system is disclosed, especially adapted for suspended installation from overhead support members at a roof or other enclosure which includes energy-transmissible portions for enabling the solar energy to be rendered incident on the system. The system comprises a flexible, r ...


8
Eric A Gard, James S Bryan: Electronic counting scale. Pennsylvania Scale Company, Weingram & Klauber, August 26, 1980: US04219089 (47 worldwide citation)

An electronic counting scale, which may comprise a single relatively compact unit including all operable elements; or which may be based upon a modular construction including, firstly, an electronics unit which includes all basic electronic circuitry necessary to operation; and, secondly, a base uni ...


9
David J Smith, R Ted Scharenberg, William W Beck: Extrusion die control system. Leesona Corporation, Weingram & Klauber, June 12, 1984: US04454084 (43 worldwide citation)

The thickness of plastic film extruded from a die is maintained at a desired uniform dimension by utilizing the thermal expansion and contraction of die adjusting bolts to control the width of the orifice of the die. A thickness gauge measures the film thickness across its transverse dimension and p ...


10
Guido J Brina: Container with mixing cartridge. Weingram & Klauber, December 11, 1979: US04177938 (43 worldwide citation)

A container for liquids includes a mixing cartridge extending from a gasket into the neck of the container. The mixing cartridge is asymmetrically disposed with respect to the container to allow a piercing member extending into the container from the cap of the container to be disposed in the contai ...