Patents Assigned to Protechna S.A.
  • Patent number: 12202647
    Abstract: A bung plug seal for bung containers, the bung plug seal having a bung plug for being disposed in a bung socket of the bung container, the bung plug having a plug depression for inserting a fitting tool, the plug depression having a depression bottom provided with at least one ventilation opening, and the bung plug being provided with a ventilation plug which is disposed in the plug depression and a thread bolt of which is accommodated in an internal thread of a receiving hole formed in the depression bottom and which has a lid disk provided with a handling unit and connected to the thread bolt for sealing the ventilation opening in a closed position of the ventilation plug.
    Type: Grant
    Filed: November 4, 2021
    Date of Patent: January 21, 2025
    Assignee: PROTECHNA S.A.
    Inventors: Karl-Heinz Pree, Bernd Klatt
  • Patent number: 12180060
    Abstract: A tapping armature for liquid containers, in particular for being connected to the outlet port or the outlet opening of a transport and storage container for liquids, the tapping armature comprising an armature housing in which a valve body pivotable by means of a valve shaft and serving to open and close a flow cross section of an outlet tube is disposed, a connection end of the valve shaft for being connected to the valve body being disposed in the outlet tube of the armature housing and an operating end of the valve shaft protruding from the armature housing through a housing dome formed on the armature housing. A form-fitting engagement is established between the housing dome and a valve shaft portion housed in the housing dome in order to axially secure the valve shaft in the armature housing.
    Type: Grant
    Filed: July 3, 2020
    Date of Patent: December 31, 2024
    Assignee: PROTECHNA S.A.
    Inventors: Sebastian Schneider, Ernst Obermann
  • Patent number: 12157264
    Abstract: A plastic container and a method for producing a plastic container for liquids comprising an outer jacket made of latticework or of sheet metal material and a pallet-type understructure, the plastic container including a blow-molded body having a container socket in a container wall, the container socket provided with a container opening and connected to a flange of the container fitting via a welded joint, wherein the container wall has an inner layer made of a first plastic material and an outer layer made of a second plastic material, and the container socket has a longitudinal cross section widening toward the container opening such that an end face of the container socket is formed at least in part by an inner layer segment disposed opposite the outer layer, and a welding contact surface of the container socket is formed by the inner layer segment.
    Type: Grant
    Filed: September 25, 2020
    Date of Patent: December 3, 2024
    Assignee: PROTECHNA S.A.
    Inventors: Peter Blömer, Johannes Mosen, Carsten Erll, Thomas Erll
  • Patent number: 11365811
    Abstract: A tapping armature for liquid containers, in particular for being connected to the outlet neck or outlet opening of a transport and storage container, having an armature housing in which a valve body for opening and closing a flow cross-section of an outlet tube is pivotable with the help of a valve shaft, the valve body including a valve seal arranged, at least partially, at a peripheral edge of the valve body, such that, in a shut-off position of the valve body, a valve gap formed between the valve body and an internal wall of the outlet tube is sealed in a radial sealing plane by the valve seal, wherein at least one inner side of the valve body that faces a liquid volume for shut-off is covered by the valve seal such that a liquid contact face arranged on the inner side is realised by the valve seal.
    Type: Grant
    Filed: December 14, 2018
    Date of Patent: June 21, 2022
    Assignee: PROTECHNA S.A.
    Inventor: Thilo Klein
  • Patent number: 11220388
    Abstract: A transport and storage container (10) for liquids comprising a pallet-type understructure (29) for a plastic inner container (11) and a cage (22) having horizontal bars (23) and vertical bars (24) made of metal for housing the inner container, lower ends (27) of the vertical bars having a connecting portion (40), which is formed by deformation and has a trough-shaped recess (43), for being welded to a lower edge profile of the cage (22), wherein, to define a bending portion (58), the vertical bars (24) have another trough-shaped recess (59), which is disposed adjacent to the connecting portion (40) and which has a recess opening (60) formed on the inside (32) of the vertical bars (24), which faces the inner container (11), and a trough bottom (62) formed by a flattened portion of the hollow profile (45).
    Type: Grant
    Filed: May 20, 2019
    Date of Patent: January 11, 2022
    Assignee: PROTECHNA S.A.
    Inventor: Bernd Klatt
  • Patent number: 10982791
    Abstract: A discharge tap (10) for liquid containers, in particular for connecting to the outlet neck or the outlet opening of a transportation and storage container for liquids, having a tap housing (11) in which a valve body being pivotable around a valve axle by means of a handle (12) for opening and closing a flow cross section of an outlet tube (13) is arranged, said handle being provided with a handle stop and a housing dome of the tap housing being provided with a housing stop, said handle stop and said housing stop being able to be locked relatively to each other via a securing device (16) for securing the locking position, the securing device (16) comprising a stop bolt (17) being able to be displaceable between a bolting position and an unbolting position in a translatory manner in direction of the valve axle.
    Type: Grant
    Filed: December 6, 2016
    Date of Patent: April 20, 2021
    Assignee: PROTECHNA S.A.
    Inventor: Ulrich Paul
  • Patent number: 10875696
    Abstract: A transportation and storage container (20) for fluids having an inner container (22) made of plastic, an outer jacket (31) preferably realized as a lattice made of metal as well as a pallet-like base frame (24) formed for being handled by means of forklifts or similar modes of transportation, and comprising a support base (23) made of sheet metal for supporting the inner container (22) provided with at least one filling neck (45) at an upper side (47) of the inner container (22), wherein an intermediary container (21) receiving the inner container from all sides and made of sheet metal is arranged between the inner container (22) and the outer jacket, said intermediary container (21) comprising a jacket case (25), a container lid (26) connected to the jacket case (25) and a container bottom connected to the jacket case (25), the container bottom being formed by the support base (23) of the base frame (24).
    Type: Grant
    Filed: November 17, 2016
    Date of Patent: December 29, 2020
    Assignee: PROTECHNA S.A.
    Inventor: Udo Schütz
  • Patent number: 10799840
    Abstract: A stirring member (90) for an industrial stirrer, in particular for a stirring rod arrangement, for connecting to a stirring mechanism combinable with a container for receiving liquids, wherein the container comprises a filling opening closable with a lid for filling the container in an upper bottom wall, wherein the stirring member is connectable to a rod-shaped stirring member carrier of the stirring rod arrangement, wherein the stirring member comprises a bearing end (91) and a stirring member end (94) connected to the bearing end (91) via a link (92) and having a flow tube (93), wherein the flow tube comprises a tube wall, wherein the flow tube comprises an annularly formed accumulating surface (95) at its flow inlet cross section, wherein the accumulating surface comprises at least one circular ring sector (96) which is inclined with respect to an inflow plane of the flow inlet cross section.
    Type: Grant
    Filed: August 11, 2016
    Date of Patent: October 13, 2020
    Assignee: PROTECHNA S.A.
    Inventors: Peter Blömer, Carsten Büsch
  • Patent number: 10787294
    Abstract: The invention relates to bung plug (10) having an integrated pressure compensation means for arrangement in a container lid of a liquid container, the bung plug (10) having a valve housing (15) below a plug depression (12), the valve housing (15) being provided with air passage openings (39, 40) and having a receiving pin (16) arranged centrically in the valve housing (15) for arranging a valve diaphragm (17) whose diaphragm hub (18) is arranged on the receiving pin (16), a radially outward ring edge (19) of the valve diaphragm (17) being in contact with a ring shoulder (20) of the valve housing (15), the diaphragm hub (18) being arranged between a depression bottom (14) of the plug depression (12) and a lid hub (22) of a surge lid (21) arranged on the receiving pin (16) and provided with air passage openings (39, 40), a surge disk (32) being provided between the surge lid (21) and the valve diaphragm (17), wherein the surge disk (32) and the surge lid (21) are realized as a unit and the surge lid (21) has a
    Type: Grant
    Filed: October 25, 2016
    Date of Patent: September 29, 2020
    Assignee: PROTECHNA S.A.
    Inventor: Karl-Heinz Pree
  • Patent number: 10773871
    Abstract: An inner plastic liquid container (25) includes a filling neck (41) in an upper wall (33) for filling the inner container and a front side outlet neck (40) for an outlet armature. A lower wall (28) interconnecting two side walls (30, 31), a rear wall (32) and a front wall (29) supports the container on a transport pallet (21) pallet base (26), which has an outer mantle (24) for receiving the container. The outlet neck is at a hopper bottom (39) of an outlet hopper (34) in the lower bottom wall. The outlet hopper has a front hopper wall (35) and inclined lateral hopper walls (36, 37) that are arranged at a hopper angle and each extend from a keel-shaped hopper base (38) to a lower edge (46, 47) of a side wall. A keel line (63) rises at another hopper angle from an outlet neck toward the rear wall.
    Type: Grant
    Filed: July 3, 2014
    Date of Patent: September 15, 2020
    Assignee: PROTECHNA S.A.
    Inventor: Udo Schütz
  • Patent number: 10676266
    Abstract: A tapping valve with a plastic valve housing for shipping and storage tanks for liquids, which are equipped with an inner tank with a filling socket and a drain socket for connecting the tapping valve, an outer jacket of a metal cage or sheet metal, and a pallet-like metal support frame. The tapping valve is screwed by means of the inlet socket of the valve housing onto a connecting flange, which is designed as a threaded flange, is made of an electrically conductive plastic material, and is welded onto the drain socket of the inner tank. The connecting flange of the valve housing is connected with the support frame or the outer jacket of the shipping and storage tank by an electric grounding conductor.
    Type: Grant
    Filed: July 24, 2009
    Date of Patent: June 9, 2020
    Assignee: PROTECHNA S.A.
    Inventor: Udo Schütz
  • Patent number: 10669087
    Abstract: A pallet-like understructure, in particular for transport and storage containers for liquids, which are equipped with an inner container made of plastic, with a closable filling neck and a draining neck for connecting a tapping armature, wherein the understructure has an outer jacket made of a metal grid or sheet metal, and a bottom (13) for supporting the inner container, corner feet and central feet arranged between the corner feet, as well as a bottom cross member (16), wherein at least the outer jacket and the bottom cross member are attached to at least two central feet, wherein the respective central foot, the outer jacket and the bottom cross member are coupled in a form-fitting fashion with the aid of a screw (45), wherein there is a bracket (28), which reaches around the bottom cross member (16) and around a peripheral edge of the outer jacket, wherein the screw (45) penetrates legs (29, 30) of the bracket.
    Type: Grant
    Filed: January 27, 2016
    Date of Patent: June 2, 2020
    Assignee: PROTECHNA S.A.
    Inventor: Ulrich Paul
  • Patent number: 10618715
    Abstract: A pallet understructure, in particular for transport and storage containers for liquids, which are equipped with an inner container made of plastic, with a closable filling neck and a draining neck for connecting a tapping armature, the understructure having an outer jacket made of a metal grid or sheet metal, and a bottom for supporting the inner container, corner feet and central feet arranged between the corner feet as well as a bottom cross member, at least the outer jacket and the bottom cross member being attached to at least two central feet, the respective central foot, the outer jacket and the bottom cross member being coupled in a form-fitting fashion with the aid of a screw, wherein the screw is engaged with the bottom cross member in a form-fitting fashion.
    Type: Grant
    Filed: February 2, 2016
    Date of Patent: April 14, 2020
    Assignee: PROTECHNA S.A.
    Inventor: Ulrich Paul
  • Patent number: 10561998
    Abstract: A stirring staff arrangement (29) for being connected to a stirring machine that can be combined with a container (20) for receiving liquids, wherein the container, in an upper bottom wall (26), has a filling opening being closable with the help of a lid (28) for filling the container, wherein the stirring staff arrangement has a bar-shaped stirrer element carrier (30) embodied as a hollow shaft for receiving a stirring machine shaft, and stirrer elements (32) coupled to the stirrer element carrier so as to be pivotable, in such a manner that the stirrer elements have been pivoted, in a mounting configuration, with a free stirrer element end, against an axis of rotation of the stirrer element carrier, wherein a spring means is arranged between the stirrer elements and the stirrer element carrier, in such a manner that the stirrer elements, in an operating configuration, are charged with centrifugal force as a consequence of a rotation of the stirrer element carrier and take a pivoted position that depends on
    Type: Grant
    Filed: January 26, 2016
    Date of Patent: February 18, 2020
    Assignee: PROTECHNA S.A.
    Inventors: Carsten Buesch, Peter Bloemer, Ulrich Paul
  • Publication number: 20180236419
    Abstract: A stirring member (90) for an industrial stirrer, in particular for a stirring rod arrangement, for connecting to a stirring mechanism combinable with a container for receiving liquids, wherein the container comprises a filling opening closable with a lid for filling the container in an upper bottom wall, wherein the stirring member is connectable to a rod-shaped stirring member carrier of the stirring rod arrangement, wherein the stirring member comprises a bearing end (91) and a stirring member end (94) connected to the bearing end (91) via a link (92) and having a flow tube (93), wherein the flow tube comprises a tube wall, wherein the flow tube comprises an annularly formed accumulating surface (95) at its flow inlet cross section, wherein the accumulating surface comprises at least one circular ring sector (96) which is inclined with respect to an inflow plane of the flow inlet cross section.
    Type: Application
    Filed: August 11, 2016
    Publication date: August 23, 2018
    Applicant: PROTECHNA S.A.
    Inventors: Peter Blömer, Carsten Büsch
  • Publication number: 20180056257
    Abstract: A stirring staff arrangement (29) for being connected to a stirring machine that can be combined with a container (20) for receiving liquids, wherein the container, in an upper bottom wall (26), has a filling opening being closable with the help of a lid (28) for filling the container, wherein the stirring staff arrangement has a bar-shaped stirrer element carrier (30) embodied as a hollow shaft for receiving a stirring machine shaft, and stirrer elements (32) coupled to the stirrer element carrier so as to be pivotable, in such a manner that the stirrer elements have been pivoted, in a mounting configuration, with a free stirrer element end, against an axis of rotation of the stirrer element carrier, wherein a spring means is arranged between the stirrer elements and the stirrer element carrier, in such a manner that the stirrer elements, in an operating configuration, are charged with centrifugal force as a consequence of a rotation of the stirrer element carrier and take a pivoted position that depends on
    Type: Application
    Filed: January 26, 2016
    Publication date: March 1, 2018
    Applicant: Protechna S.A.
    Inventors: Carsten BÜSCH, Peter BLÖMER, Ulrich PAUL
  • Patent number: 9718581
    Abstract: A pallet-like underframe has a base for supporting an inner container and corner feet mounted on a base frame on which the base of the underframe is mounted. The corner feet include a cup-shaped corner foot body having a front wall and cup parts formed to the side of a central axis of the front wall. The cup parts each include an inwardly bent edge web. The edge web includes an upper edge web section, a lower edge web section, and a lateral edge web section formed between the upper and the lower edge web section on a side edge of the front wall. The upper edge web section, the lateral edge web section, and the lower edge web section are configured to go over into one another continuously in edge web forming regions.
    Type: Grant
    Filed: March 14, 2012
    Date of Patent: August 1, 2017
    Assignee: PROTECHNA S.A.
    Inventor: Udo Schütz
  • Patent number: 9527719
    Abstract: A tapping fitting, particularly a flap or ball cock, with a fitting housing made from plastic for connection to a drain spigot of a plastic container for liquids, particularly an interior container of a transport and storage container. The fitting housing is provided with a conductive device at least part of which is made from electrically conductive plastic for dissipating an electrostatic charge. The conductive device is the conductive device has an integrally conformed earthing conductor for the electrically conductive connection of the conductive device to a ground potential and is also connected integrally with the fitting housing.
    Type: Grant
    Filed: March 9, 2015
    Date of Patent: December 27, 2016
    Assignee: PROTECHNA S.A.
    Inventor: Udo Schütz
  • Patent number: 9422092
    Abstract: An inner container for transporting and storing liquids includes an outlet neck and a bottom wall. The bottom wall connects two side walls, one rear wall and one front wall of the inner container to one another. The outlet neck is arranged in a funnel bottom of an outlet funnel embodied in the bottom wall, and includes one front funnel wall, two lateral funnel walls and one rear funnel wall, wherein the lateral funnel walls are inclined from a lower edge of a side wall towards the funnel bottom in each case, in such a way that the outlet funnel has the shape of a truncated pyramid above the funnel bottom.
    Type: Grant
    Filed: February 21, 2014
    Date of Patent: August 23, 2016
    Assignee: PROTECHNA S.A.
    Inventor: Udo Schütz
  • Patent number: 9045267
    Abstract: A skid pallet comprising an inner container made of plastic, comprising a lockable filler neck and a discharge nozzle for connecting a removal fitting as well as an outer jacket made of a metal lattice or metal plate. The skid pallet is equipped to be handled by forklifts, a storage and retrieval machine or similar transport equipment and is equipped with a pallet floor, which is supported on support feet of a central skid and two outer skids. The central skid and the outer skids are connected to one another by a skid bridge forming a pallet base, which can be handled independent from the pallet floor, and that, for establishing a non-positive plug-in connection with the pallet base, the pallet floor furthermore encompasses engagement devices, which are assigned to the support feet and which interact with assigned engagement devices of the support feet.
    Type: Grant
    Filed: April 11, 2012
    Date of Patent: June 2, 2015
    Assignee: PROTECHNA S.A.
    Inventor: Udo Schütz