Patents by Inventor Jan Verhaeghe
Jan Verhaeghe has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20230249448Abstract: The invention provides a method of manufacturing a composite element having improved resistance to delamination includes a first thermoplastic polymer layer and a second thermoplastic polymer layer. A boundary surface of the first thermoplastic polymer layer is chemically crosslinked with a boundary surface of the thermoplastic polymer layer. The composition for the crosslinking includes a thermoplastic polymer and a monomer or oligomer having at least two reactive functional groups selected for reactivity with the functional groups on the thermoplastic polymer boundary surfaces. A composite element can be obtained by the process. It is further provided that the composite element may be used as a wall in a transport vehicle, a wind turbine, a storage area, or a packaging container.Type: ApplicationFiled: July 12, 2021Publication date: August 10, 2023Inventors: Jan VERHAEGHE, Johny HERMANS, Koen DE ROEVE
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Patent number: 9156207Abstract: A process for forming a reinforced sandwich structure which includes, stacked in height direction thereof, at least one top layer and at least one bottom layer including a fibrous reinforcing material, which top and bottom layer sandwich between them at least one core of a foamed material, the sandwich structure being impregnated with a resin material. The top and bottom layers of fibrous reinforcing material are forwarded along opposite top and bottom faces of the core material to form a multi-layer laminate. A plurality of inserts are inserted in longitudinal and/or transversal direction of the core material interconnecting the top and bottom layer and the core by applying reinforcing fibers at least part of which extend in height direction of the laminate, and the structure is impregnated with a plastic material.Type: GrantFiled: September 13, 2011Date of Patent: October 13, 2015Assignee: Groep Stevens InternationalInventor: Jan Verhaeghe
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Publication number: 20150128836Abstract: A device for producing a composite sandwich structure (1), wherein the sandwich structure comprises at least a first and second face sheets (2, 3) of a fibrous reinforcing material sandwiching between them a sheet of a core material (4), the device comprising a connecting fibre inserting apparatus for connecting the first face sheet (1), the core material (4) and the second face sheet (3) by means of connecting fibres (6). The connecting fibre inserting device comprises at least one needle bar extending transversally in the moving direction of the sandwich structure (1) and provided to exert a reciprocating movement in height direction of the sandwich structure (1). The needle bar comprises a plurality of spaced apart needles (11), arranged to face the first face sheet (2), and provided to take along a length of connecting fibre yarn (6) when reciprocating in and out of the sandwich structure (1) thereby forming a loop at the lower surface of the second face sheet (3).Type: ApplicationFiled: May 8, 2013Publication date: May 14, 2015Inventor: Jan Verhaeghe
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Publication number: 20150107754Abstract: Composite sandwich structure and method for producing such structure A method for producing a composite sandwich structure comprising at least a first and second face sheet of a fibrous reinforcing material sandwiching between them a sheet of a core material, the method comprising the steps of forwarding the multilayer object towards a connecting fibre inserting device and connecting the first and second face sheet and the core material together by inserting connecting reinforcing fibres.Type: ApplicationFiled: May 8, 2013Publication date: April 23, 2015Inventor: Jan Verhaeghe
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Publication number: 20130295347Abstract: A method for producing a composite sandwich panel wherein a core is inserted between a first and a second sheet of a fibrous reinforcing material, wherein the first and the second sheet and the core are connected to each other by means of connecting fibrous reinforcing material to produce a sandwich structure, wherein the sandwich structure is impregnated with a resin and wherein at least part of the core is removed after the connecting fibrous reinforcing material has been impregnated with resin and the resin has hardened at least partly.Type: ApplicationFiled: August 30, 2011Publication date: November 7, 2013Applicant: GROEP STEVENS INTERNATIONALInventor: Jan Verhaeghe
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Patent number: 8448989Abstract: The present invention relates to a trailer comprising a trailer bed which is at least 5 partly made of a composite material and at least one axle which extends in cross direction of the trailer and is connected to the trailer bed for suspending the wheels. The trailer bed comprises an upper and a lower load absorbing surface, wherein the upper load absorbing surface comprises in longitudinal direction a front and a back area and a connection area between them. Between the upper 10 and lower load absorbing surface, at least one reinforcing member is mounted which is resilient and which is provided to function as a support for the upper load absorbing surface in a loaded state of the upper load absorbing surface.Type: GrantFiled: September 14, 2007Date of Patent: May 28, 2013Assignee: Groep Stevens InternationalInventor: Jan Verhaeghe
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Patent number: 8263217Abstract: A support panel structure includes at least one panel which extends in longitudinal and cross direction of the support panel structure and essentially forms one integrated structure, which integrated structure is at least partly built up of at least one composite resin laminate building block comprising at least a first and a second face sheet of a fibrous reinforced material with sandwiched in between a sheet of a foamed core material, wherein the first and second face sheet and the sheet of core material are mutually connected by means of fibrous reinforcing material at least part of which extends in height direction of the resin laminate building block, further with the support panel structure including in height direction a multiplicity of composite resin laminate building blocks stacked on top of each other and bonded to each other, at least a first and a second superposed resin laminate building blocks which sandwich between them a layer of a foamed material, the resin laminate building blocks and foameType: GrantFiled: January 14, 2011Date of Patent: September 11, 2012Assignee: Groep Stevens InternationalInventor: Jan Verhaeghe
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Publication number: 20120028023Abstract: A process for forming a reinforced sandwich structure which includes, stacked in height direction thereof, at least one top layer and at least one bottom layer including a fibrous reinforcing material, which top and bottom layer sandwich between them at least one core of a foamed material, the sandwich structure being impregnated with a resin material. The top and bottom layers of fibrous reinforcing material are forwarded along opposite top and bottom faces of the core material to form a multi-layer laminate. A plurality of inserts are inserted in longitudinal and/or transversal direction of the core material interconnecting the top and bottom layer and the core by applying reinforcing fibres at least part of which extend in height direction of the laminate, and the structure is impregnated with a plastic material.Type: ApplicationFiled: September 13, 2011Publication date: February 2, 2012Applicant: GROEP STEVENS INTERNATIONALInventor: JAN VERHAEGHE
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Patent number: 8034428Abstract: The present invention relates to a reinforced sandwich structure (10) comprising stacked in height direction thereof, at least one top layer (2) and at least one bottom layer (3) comprising a fibrous reinforcing material, which top and bottom layer sandwich between them at least one core (1) of a foamed material, the sandwich structure being impregnated with a resin material. The at least one core material comprises at least one insert (9) which extends in height direction of the reinforced sandwich structure (10) over at least part of the height thereof and in at least one of the longitudinal and transversal direction thereof. The at least one top layer (2), the at least one bottom layer (3) and the at least one core material which comprise the at least one insert are connected to each other by means of reinforcing fibers, at least part of which extend in height direction of the sandwich structure.Type: GrantFiled: November 10, 2006Date of Patent: October 11, 2011Assignee: Groep Stevens InternationalInventor: Jan Verhaeghe
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Publication number: 20110111206Abstract: A support panel structure includes at least one panel which extends in longitudinal and cross direction of the support panel structure and essentially forms one integrated structure, which integrated structure is at least partly built up of at least one composite resin laminate building block comprising at least a first and a second face sheet of a fibrous reinforced material with sandwiched in between a sheet of a foamed core material, wherein the first and second face sheet and the sheet of core material are mutually connected by means of fibrous reinforcing material at least part of which extends in height direction of the resin laminate building block, further with the support panel structure including in height direction a multiplicity of composite resin laminate building blocks stacked on top of each other and bonded to each other, at least a first and a second superposed resin laminate building blocks which sandwich between them a layer of a foamed material, the resin laminate building blocks and foameType: ApplicationFiled: January 14, 2011Publication date: May 12, 2011Inventor: Jan Verhaeghe
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Patent number: 7905072Abstract: A support panel structure includes at least one panel which extends in longitudinal and cross direction of the support panel structure and essentially forms one integrated structure, which integrated structure is at least partly built up of at least one composite resin laminate building block comprising at least a first and a second face sheet of a fibrous reinforced material with sandwiched in between a sheet of a foamed core material, wherein the first and second face sheet and the sheet of core material are mutually connected by means of fibrous reinforcing material at least part of which extends in height direction of the resin laminate building block, further with the support panel structure including in height direction a multiplicity of composite resin laminate building blocks stacked on top of each other and bonded to each other, at least a first and a second superposed resin laminate building blocks which sandwich between them a layer of a foamed material, the resin laminate building blocks and foameType: GrantFiled: May 4, 2006Date of Patent: March 15, 2011Assignee: Groep Stevens InternationalInventor: Jan Verhaeghe
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Publication number: 20100090452Abstract: A trailer including a trailer bed which is at least partly made of a composite material and at least one axle which extends in cross direction of the trailer and is connected to the trailer bed for suspending the wheels. The trailer bed includes an upper and a lower load absorbing surface, wherein the upper load absorbing surface includes in longitudinal direction a front and a back area and a connection area between them, wherein the connection area corresponds to a surface area where a bottom face of the upper load absorbing surface is connected to the lower load absorbing surface. The lower load absorbing surface includes in longitudinal direction a first part which is bent with respect to the upper load absorbing surface and which is connected with a first end part to the bottom face of the upper load absorbing surface. The lower load absorbing surface further includes a second part which extends from the first part along the upper load absorbing surface towards the back area thereof.Type: ApplicationFiled: September 14, 2007Publication date: April 15, 2010Applicant: Groep Stevens International, Naamloze VennootschapInventor: Jan Verhaeghe
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Publication number: 20090212533Abstract: A support panel structure includes at least one panel which extends in longitudinal and cross direction of the support panel structure and essentially forms one integrated structure, which integrated structure is at least partly built up of at least one composite resin laminate building block comprising at least a first and a second face sheet of a fibrous reinforced material with sandwiched in between a sheet of a foamed core material, wherein the first and second face sheet and the sheet of core material are mutually connected by means of fibrous reinforcing material at least part of which extends in height direction of the resin laminate building block, further with the support panel structure including in height direction a multiplicity of composite resin laminate building blocks stacked on top of each other and bonded to each other, at least a first and a second superposed resin laminate building blocks which sandwich between them a layer of a foamed material, the resin laminate building blocks and foameType: ApplicationFiled: May 4, 2006Publication date: August 27, 2009Applicant: Groep Stevens InternationalInventor: Jan Verhaeghe
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Publication number: 20070090162Abstract: The present invention relates to a reinforced sandwich structure (10) comprising stacked in height direction thereof, at least one top layer (2) and at least one bottom layer (3) comprising a fibrous reinforcing material, which top and bottom layer sandwich between them at least one core (1) of a foamed material, the sandwich structure being impregnated with a resin material. The at least one core material comprises at least one insert (9) which extends in height direction of the reinforced sandwich structure (10) over at least part of the height thereof and in at least one of the longitudinal and transversal direction thereof. The at least one top layer (2), the at least one bottom layer (3) and the at least one core material which comprise the at least one insert are connected to each other by means of reinforcing fibers, at least part of which extend in height direction of the sandwich structure.Type: ApplicationFiled: November 10, 2006Publication date: April 26, 2007Applicant: GROEP STEVENS INTERNATIONALInventor: JAN VERHAEGHE
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Patent number: 7048009Abstract: This invention relates to a fluid accumulator comprising a wall (2) encompassing a reservoir (1) for receiving the fluid, part of the wall being elastically deformable. The wall (2) of the fluid accumulator comprises a first wall portion (2A) that is made of a first elastically deformable composite, with fibrous reinforcement material applied in a first density, and a second wall portion (2B) that is made of a second composite with fibrous reinforcement material applied in a second density and an elastic deformability that is the same as or different from the elastic deformability of the first wall portion, the density of the fibrous reinfrocement material in the first and second wall portion (2A, 2B) being different.Type: GrantFiled: April 30, 2003Date of Patent: May 23, 2006Assignee: Groep Stevens International, Naamloze VennootschapInventor: Jan Verhaeghe
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Publication number: 20050260379Abstract: The present invention relates to a method for producing composite laminate (30) comprising at least a first (21) and second (22) face sheet of a fibrous reinforcing material sandwiching between them a sheet of a core material (5), the method comprising the steps of applying the core material (5) between the first and second face sheet (21, 22) and connecting the first and second face sheet (21, 22) to the core material (5). In the composite laminate of this invention the first and second face sheet (21, 22) and the sheet of core material (5) are connected to each other by tufting together the first layer (21), the core (5) and the second layer (22) using a substantially continuous fibrous reinforcing material, at least part of the fibrous reinforcing material extending in direction of the laminate (30).Type: ApplicationFiled: May 22, 2003Publication date: November 24, 2005Inventor: Jan Verhaeghe
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Publication number: 20050166984Abstract: This invention relates to a fluid accumulator comprising a wall (2) encompassing a reservoir (1) for receiving the fluid, part of the wall being elastically deformable. The wall (2) of the fluid accumulator comprises a first wall portion (2A) that is made of a first elastically deformable composite, with fibrous reinforcement material applied in a first density, and a second wall portion (2B) that is made of a second composite with fibrous reinforcement material applied in a second density and an elastic deformability that is the same as or different from the elastic deformability of the first wall portion, the density of the fibrous reinfrocement material in the first and second wall portion (2A, 2B) being different.Type: ApplicationFiled: April 30, 2003Publication date: August 4, 2005Inventor: Jan Verhaeghe
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Patent number: 6805233Abstract: The invention relates to a reciprocating slat conveyor comprising a plurality of side by side disposed elongated conveyor slats, means for attaching the slats to at least one of a plurality of longitudinally spaced apart transversely extending drive beams for driving the reciprocating movement of the slats connected thereto, wherein each slat comprises an elongated plank-like upper portion having an upper and a lower surface, at least one leg extending in longitudinal direction of the slat and depending from the lower surface of the slat, the at least one leg being positioned substantially central of the upper portion, the connecting means for connecting the slat to the guide beam being provided to exert a gripping action upon opposite sides of the substantially centrally disposed leg.Type: GrantFiled: March 11, 2003Date of Patent: October 19, 2004Assignee: Groep Stevens InternationalInventor: Jan Verhaeghe
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Patent number: 6799496Abstract: A slicing device for slicing a number of articles in one slicing operation. The device includes a frame, a plurality of horizontally disposed cutting blades mounted in the frame, a pusher pushing the article into the cutting blades, and a support positioned between the cutting blades and the pusher. The support is able to support, at least temporarily, the articles prior to slicing. A collector is positioned underneath the cutting blades for collection of the sliced articles. The collector includes first and second collection units for collection of the end and intermediate slices respectively. Further, a method for slicing the article into a plurality of slices, includes the steps of: slicing the article into a number of slices resulting in two end slices and a number of intermediate slices, the intermediate slices being of uniform thickness, and collecting the intermediate slices and the end slices.Type: GrantFiled: March 8, 2002Date of Patent: October 5, 2004Assignee: Verhaeghe-DecockInventor: Jozeff Jan Verhaeghe
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Publication number: 20040108188Abstract: The invention relates to a reciprocating slat conveyor comprising a plurality of side by side disposed elongated conveyor slats, means for attaching the slats to at least one of a plurality of longitudinally spaced apart transversely extending drive beams for driving the reciprocating movement of the slats connected thereto, wherein each slat comprises an elongated plank-like upper portion having an upper and a lower surface, at least one leg extending in longitudinal direction of the slat and depending from the lower surface of the slat, the at least one leg being positioned substantially central of the upper portion, the connecting means for connecting the slat to the guide beam being provided to exert a gripping action upon opposite sides of the substantially centrally disposed leg.Type: ApplicationFiled: March 11, 2003Publication date: June 10, 2004Inventor: Jan Verhaeghe