# US 10,766,168 B2 · Device for manufacturing a composite product > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,766,168 B2 - Document ID: US10766168B2 - Status: Granted - Kind: B2 - Application number: 15/949,562 - Filed: 2018-04-10 - Published: 2018-10-04 - Granted: 2020-09-08 - Earliest claimed: 2014-06-02 - Assignees: Siemens Gamesa Renewable Energy A/S - Applicants: Siemens Gamesa Renewable Energy A/S - Inventors: Per Nielsen; Sigmund Wenningsted Torgard - Web page: https://patentgrep.com/patent/US10766168B2 ## CPC - B29C 31/08: of preforms {to be moulded, e.g. tablets, fibre reinforced preforms, extruded ribbons, tubes or profiles; Manipulating means specially adapted for feeding preforms, e.g. supports conveyors (B29C31/066, B29C37/001, B29C43/085 take precedence)} - B29C 31/008: {Handling preformed parts, e.g. inserts (B29C37/001 takes precedence; for injection moulding B29C45/14008; for blow moulding B29C49/2408; for thermoforming B29C51/165)} - B29C 37/0075: {using release sheets} - B29C 70/542: {Placing or positioning the reinforcement in a covering or packaging element before or during moulding, e.g. drawing in a sleeve} - B23P 15/04: turbine or like blades from several pieces - B29C 31/085: {combined with positioning the preforms according to predetermined patterns, e.g. positioning extruded preforms on conveyors (B29C70/30 takes precedence; for building tyres B29D30/08)} - B29C 70/302: {Details of the edges of fibre composites, e.g. edge finishing or means to avoid delamination} - B29K 2623/12: {PP, i.e. polypropylene} - Y10T 29/49337: Composite blade - Y10T 29/49801: Shaping fiber or fibered material - B29C: SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING (making preforms B29B11/00; making laminated products by combining previously unconnected layers which become one product whose layers will remain together B32B37/00 - B32B41/00) - B23P: METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS (arrangements for copying or controlling B23Q) - B29K: INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR {MOULDS, } REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS - Y10T: TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION ## Abstract A device for manufacturing a composite product has a first folded layer with a first and second superposed portion extending from a respective first and second free end to a first bend connecting the first and second superposed portions, and a second folded layer with a third and fourth superposed portion extending from a respective third and fourth free end to a second bend connecting the third and fourth superposed portions, wherein the first and second folded layers are laid adjacent to each other in order that the second portion of the first folded layer is in contact with the third portion of the second folded layer, the first and second folded layers being oriented with respect to each other in order to extend from a first side including the first, second, third and fourth free ends to a second side including the first and second bend. ## Claims ### Claim 1 A device for manufacturing a composite product comprising: a first folded layer comprising a first and a second superposed portion extending from a respective first and second free end to a first bend connecting the first and the second superposed portions, and a second folded layer comprising a third and a fourth superposed portion extending from a respective third and fourth free end to a second bend connecting the third and the fourth superposed portions, wherein the first and second folded layers are laid adjacent to each other in order that the second portion of the first folded layer is in contact with the third portion of the second folded layer, the first and second folded layers being oriented with respect to each other in order to extend from a first side including the first, second, third and fourth free ends to a second side including the first and second bend, and wherein the first folded layer and second folded layer include a first roller and a second roller respectively between the first and the second superposed portions and between the third and the fourth superposed portions, respectively at the first and second bend. ### Claim 2 (depends on 1) The device according to claim 1, wherein the first folded layer and second folded layer include a first plurality of rollers comprising the first roller and a second plurality of rollers comprising the second roller respectively between the first and the second superposed portions and between the third and the fourth superposed portions. ### Claim 3 (depends on 2) The device according to claim 2, wherein rollers of the first plurality of rollers and of the second plurality of rollers are uniformly distributed along the first and second folded layers, respectively. ### Claim 4 (depends on 1) The device according to claim 1, wherein the first and/or second layer are made of polypropylene. ### Claim 5 (depends on 2) The device according to claim 2, further comprising a plurality of first roller links, where each link of the plurality of first roller links connects respective adjacent first rollers of the first plurality of rollers. ### Claim 6 (depends on 5) The device according to claim 5, wherein each link comprises a flexible material. ### Claim 7 (depends on 5) The device according to claim 5, wherein each link comprises a rigid material. ### Claim 8 (depends on 2) The device according to claim 2, further comprising a first roller link configured to connect plural rollers of the first plurality of rollers. ### Claim 9 (depends on 2) The device according to claim 2, further comprising a gastight membrane disposed over the second folded layer and forming a volume between the gastight membrane and the second folded layer.