Abstract: Bag-on-valve for a pressurized container, in particular pressurized cans (40), for dispensing viscous to pasty products, comprising a valve disk (3), a valve body (6) arranged on the valve disk (3), a stem (5) guided in a central cutout of the valve body (6), with at least one inlet opening (9) for the product contained in the bag (30), said opening being opened by actuating the stem, at least one outlet opening (10), an elastic element (8) acting on the stem (5), sealing elements (12) acting between valve disk (3) and valve body (6) and between valve body (6) and stem (5) as well as a bag (30) arranged on valve (1) for the product to be discharged through the valve (1), wherein the bag (30) is fixed to a retaining element (2) which has a central passage (23), said retaining element (2) having a laterally extending retaining plate (22) which is connected in a tightly sealing manner to a collar (7) of the valve body, said collar extending vertically on the can side.

Abstract: The invention relates to a solid matter valve for pressurized cans, in particular for the dispensing/discharging of assembly foams, with a valve disk (1), a valve body (2) arranged in the valve disk (1), a stem (3) mounted in a central cuts out (21) of the valve body (2) and having at least one inlet opening (33) for the contents of the pressurized can, said opening being cleared by actuation of the stem (3), with at least one discharge opening, a duct (34) connecting the inlet opening (33) with the discharge opening, at least one sealing element (23) acting between the valve body (2) and the stem (3), as well as a spring element (40), wherein the stem (3) is designed so as to form two parts, the upper part (3a) being connected to the lower part (3b) in a form-closed or force-closed manner, a circumferential elastic diaphragm (22) integrally connecting the valve body (2) to the upper part (3a) of the stem (3), and the two parts (3a, 3b) of the stem (3) forming a functional unit which accommodates the duct (34

Abstract: Bag-on-valve for a pressurized container, in particular pressurized cans (40), for dispensing viscous to pasty products, comprising a valve disk (3), a valve body (6) arranged on the valve disk (3), a stem (5) guided in a central cutout of the valve body (6), with at least one inlet opening (9) for the product contained in the bag (30), said opening being opened by actuating the stem, at least one outlet opening (10), an elastic element (8) acting on the stem (5), sealing elements (12) acting between valve disk (3) and valve body (6) and between valve body (6) and stem (5) as well as a bag (30) arranged on valve (1) for the product to be discharged through the valve (1), wherein the bag (30) is fixed to a retaining element (2) which has a central passage (23), said retaining element (2) having a laterally extending retaining plate (22) which is connected in a tightly sealing manner to a collar (7) of the valve body, said collar extending vertically on the can side.

Abstract: The invention relates to a solid matter valve for pressurized cans, in particular for the dispensing/discharging of assembly foams, with a valve disk (1), a valve body (2) arranged in the valve disk (1), a stem (3) mounted in a central cuts out (21) of the valve body (2) and having at least one inlet opening (33) for the contents of the pressurized can, said opening being cleared by actuation of the stem (3), with at least one discharge opening, a duct (34) connecting the inlet opening (33) with the discharge opening, at least one sealing element (23) acting between the valve body (2) and the stem (3), as well as a spring element (40), wherein the stem (3) is designed so as to form two parts, the upper part (3a) being connected to the lower part (3b) in a form-closed or force-closed manner, a circumferential elastic diaphragm (22) integrally connecting the valve body (2) to the upper part (3a) of the stem (3), and the two parts (3a, 3b) of the stem (3) forming a functional unit which accommodates the duct (34

Abstract: The invention is a method for manufacturing a sealing joint, comprising coupling a first joint element (14) and a second joint element (20) to each other, and in the course of the coupling applying a first joint element (14) being made of metal and comprising a receiving neck (15) having a receiving aperture (13), and a second joint element (20) having a connecting neck (10) with a shape fitting into the receiving neck (15), being made of plastic comprising at least 90 wt % polymer, and being provided with a protrusion (12) formed around the connecting neck (10) and having a larger periphery than the receiving aperture (13), and manufacturing out of the material of the protrusion (12) in a high-elastic state of the polymer a round-formed sealing collar (28) providing a gas-tight seal between the connecting neck (10) and the receiving neck (15) by pressing the connecting neck (10) into the receiving aperture (13) by means of a force parallel with a longitudinal axis of the receiving neck (15), and by applying

Abstract: The invention is a valvular closure element (5), in particular for dispensing a liquid from a container, the valvular closure element (5) comprising a support element (10) having an annular shape and a valve insert (12) having a side wall and a cover portion made of a resilient material and abutting to an internal surface of the support element (10) by its side wall. The cover portion (17) is formed with slits (14) defining valve flaps (15), wherein each valve flap (15) has an adjoining periphery connected to the side wall. In the valvular closure element (5) the side wall has a cylindrical shape, and the slits (14) are formed radially, and a projection (18) is formed on the external periphery of the support element (10) for each valve flap (15) at the middle of the adjoining periphery corresponding to the respective valve flap (15). The invention is, furthermore, a closure cap comprising the valvular closure element (5), and a method and an apparatus for manufacturing the valvular closure element (5).

Abstract: A dual purpose coupling piece is provided for on the one hand the screw coupling of a disposable pressure container with a dispensing gun, and which further includes means for on the other hand also cooperating in a bayonet-type coupling with a suitable handheld applicator for application of the compound as in the handheld use. A suitable handheld applicator is also provided. The coupling piece and/or the handheld applicator may be designed for the production as one single product using injection moulding. Further provided is an assembly of a container with the coupling piece, and a process for producing the coupling piece and the assembly, as well as the handheld applicator.

Abstract: A dual purpose coupling piece is provided for on the one hand the screw coupling of a disposable pressure container with a dispensing gun, and which further comprises includes means for on the other hand also cooperating in a bayonet-type coupling with a suitable handheld applicator for application of the compound as in the handheld use. A suitable handheld applicator is also provided. The coupling piece and/or the handheld applicator may be designed for the production as one single product using injection moulding. Further provided is an assembly of a container with the coupling piece, and a process for producing the coupling piece and the assembly, as well as the handheld applicator.

Abstract: The invention relates to an adapter (1) for aerosol cans, particularly for discharging mounting foams, said adapter comprising a receiving device (2) for the valve of the aerosol can, a conveying tube (3) for can content to be discharged which is arranged at the receiving device (2), a connection (4) on the conveying tube (3) to accommodate a trunk (16) used to enable the can content to be discharged in a well-aimed manner, a handle (5) to actuate the receiving device (2) counter to the valve of the can as well as holding means (6) for fixing the adapter to a crimping lip of the dome (15) of the can, with the receiving device (2) interacting with and having a sealing effect on the valve disk of the aerosol can and the receiving device (2) being flexibly integrated into the adapter (1).

Abstract: The invention relates to a pressurized can comprising a body, a valve arranged in a dome, a base (16), an inner shell (1) with detachable, push-off type cover (8) arranged on the base (16) and a movable shaft (7) arranged in a fixing element (2) and extending through the base (16) into the inner shell (1) and serving as release element for the inner shell with the inner shell (1) being connected to the base (16) via the fixing element (2), moreover comprising a piston element (3) movable in longitudinal direction of the inner shell (1) and being arranged inside the inner shell (1), the piston element yielding a sealing effect at the inner shell's (1) inner wall and interacting with the shaft (7) in such a manner that when the shaft (7) is moved into the inner shell (1) the piston element (3) causes a liquid present inside the inner shell (1) to be pressurized so that the cover (8) is forced off.

Abstract: The invention relates to a pressurized can comprising a body, a valve arranged in a dome, a base (16), an inner shell (1) with detachable, push-off type cover (8) arranged on the base (16) and a movable shaft (7) arranged in a fixing element (2) and extending through the base (16) into the inner shell (1) and serving as release element for the inner shell with said inner shell (1) being connected to the base (16) via the fixing element (2), moreover comprising a piston element (3) movable in longitudinal direction of the inner shell (1) and being arranged inside the inner shell (1), said element yielding a sealing effect at the inner shell's (1) inner wall and interacting with the shaft (7) in such a manner that when the shaft (7) is moved into the inner shell (1) the piston element (3) causes a liquid present inside the inner shell (1) to be pressurized so that the cover (8) is forced off.

Abstract: The invention relates to an adapter (1) for aerosol cans, particularly for discharging mounting foams, said adapter comprising a receiving device (2) for the valve of the aerosol can, a conveying tube (3) for can content to be discharged which is arranged at the receiving device (2), a connection (4) on the conveying tube (3) to accommodate a trunk (16) used to enable the can content to be discharged in a well-aimed manner, a handle (5) to actuate the receiving device (2) counter to the valve of the can as well as holding means (6) for fixing the adapter to a crimping lip of the dome (15) of the can, with the receiving device (2) interacting with and having a sealing effect on the valve disk of the aerosol can and the receiving device (2) being flexibly integrated into the adapter (1).

Abstract: A logical toy containing movable and/or rotatable elements or element groups, the path of motion or axis of rotation thereof, including sensors staying in an actuating forced connection directly or through a mechanic transmission. One or two circuit switches are suitable for closing and opening the path of electric, magnetic or optical signals, which form, individually or in groups, one or more logical nets serving as signal transmitters. The outputs thereof are connected directly through mechanic connecting elements (4, 5, 9, 11) to an electric counter (2). The sensors, i.e. the signal transmitters (1) containing the sensors, can be connected to an electronic chronometer (6). One or more axes of the toy are hollow or tubular, and the sensors and/or their leads are arranged in the inside of the tubular axes (22) and/or in the hollow of the center-plate elements (18).

Abstract: The invention relates to a novel process for the preparation of 1-[3-mercapto-(2S)-methylpropionyl]-pyrrolidine-(2S)-carboxylic acid through the N-acylation of L-proline.According to the process of the invention L-proline is acylated with a 3-halogen-2-methylpropionyl chloride of the formula III ##STR1## wherein Hal is a halogen atom, preferably chlorine or bromine, the obtained 1-[3-halogen-(2S)-methylpropionyl]-pyrrolidine-(2S)-carboxylic acid, wherein Hal is as stated above, is reacted with an alkali thiosulfate or alkali trithiocarbonate and the reaction product is hydrolized with an acid.The process of the invention is very economical as compared with the known processes. The desired product is prepared from methacrylic acid in 4 reaction steps with a total yield of 25 percent and from L-proline in 2 reaction steps with a total yield of 30 percent.

Abstract: The invention relates to novel 1-phenyl-2-amino-1,3-propanediol-N-alkyl derivatives having the general formula I ##STR1## wherein R.sub.1 is hydrogen, alkyl having from 1 to 8 carbon atoms or phenoxymethyl, andR.sub.2 is hydrogen, alkyl having from 1 to 8 carbon atoms or 2,2-diphenylethyl,with the proviso that if R.sub.1 is phenoxymethyl then R.sub.2 may stand only for methyl, and if R.sub.2 is 2,2-diphenylethyl then R.sub.1 may stand only for hydrogen, and its isomers and pharmaceutically acceptable salts. Furthermore, the invention relates to a process for preparing these compounds.The novel 1-phenyl-2-amino-1,3-propanediol-N-alkyl derivatives having the general formula I possess significant anti-anginose activity and show several other biological activities.