1442106 Supporting grids for electrode active material GENERAL MOTORS CORP 22 Aug 1974 [20 Sept 1973 (2)] 36915/74 Heading H1B A pasted lead-acid battery plate includes a supporting grid 2, Fig. 1, formed from a lead sheet and comprising an expanded metal reticulated portion 12 depending from a flat unexpanded header portion 4 which includes a lug 6, the shape of the cross-section of a node 10 per...

PURPOSE:To reduce the shock caused in a torque converter at the time of lockup by adjusting the speed of revolution of an engine at the time of speed-change to an estimated speed of revolution of the output shaft of a torque converter at the finished time of speed-change operation in a transmission gear box. CONSTITUTION:At the time of speed-change, an output shaft revolution speed NT of a torque ...

PURPOSE:To automate the process of setting bead wires by radially extending a plurality of supporting arms in order to fixedly support bead wires, moving them to a molding drum while pinching them from their outer circumferential surfaces and inserting them in a given position on the drum. CONSTITUTION:Bead wires B are put on an aligning belt 14, aligning with each other, by an automatic bead wire...

This apparatus is used for splicing the ends of the spun yarn by inserting the yarn ends into an air jet nozzle having one or a plurality of air jet pipes, in which they are doubled and subjected to an air jet to join each other. Yarn end cutting and holding devices for the top yarn and the bottom yarn are disposed at the both ends of a yarn inserting hole of the air jet nozzle. An automatic yarn ...

PURPOSE:To assure efficient recovery of waste heat by installation of a heat exchanger incorporating an air passage between air compressor and a power turbine on the waste gas passage. CONSTITUTION:A heat exchanger 4 is installed on a waste gas passage 3 for a reheating furnace 2 to which steel ingots 1 are charged, an air passage is provided between a high pressure compressor 7 and a power turbin...

An umbrella is convertible between an expanded and contracted position to adjust the area of coverage thereof when the umbrella is in the opened condition. The umbrella is formed with a pair of sticks which extend from the handle thereof with the sticks being pivoted at the handle for movement between a spread position whereby the sticks may be placed in a generally V-shaped configuration, and a p...

1454403 Sponges R L STRICKMAN and M B STRICKMAN 8 Nov 1973 [13 Nov 1972] 51897/73 Heading A4V [Also in Divisions C3 and C5] Dry resilient polyurethane sponge having closed cells within which is a soap and/or a detergent in an amount of at least 4 wt per cent of the sponge may be prepared by mixing the soap and/or detergent in a polyurethane foam-forming reaction mixture which is then allowed to fo...

A process for producing a foamed article of an aromatic polyester, especially a large-sized foamed article of aromatic polyester having a high expansion ratio, comprises mixing an aromatic polyester, a polyepoxy compound, a compound of a metal of Group Ia, IIa or IIIa of the periodic table and a blowing agent in a melt extrusion molding machine (1) optionally with a fibrous filler while introducin...

A folding bag comprises an inflatable tube supported on a cylindrical support, the tube being secured on both sides to two cord ply arrangements consisting of at least two intersecting plies, the angle of intersection of the first cord ply arrangement being greater than that of the second cord ply arrangement. One end of the bag formed by the tube and the two cord ply arrangements terminating flus...

PURPOSE:To accomplish an accurate marking for tires varied in dimension and shapes by making a hammer head move radially and heightwise according to the dimensions of a tire and enabling the adjustment of hammer head angle. CONSTITUTION:A handle 11 is operated to slide an L-shaped frame 6 along a guide 4 by way of a male thread 8 and a female thread 7 until a hammer head 23 together with the L-sha...