# US 6,513,427 B2 · Device for guiding material webs in rotary presses > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 6,513,427 B2 - Document ID: US6513427B2 - Status: Granted - Kind: B2 - Application number: 09/728,268 - Filed: 2000-12-01 - Published: 2001-10-18 - Granted: 2003-02-04 - Earliest claimed: 1999-12-08 - Assignees: Heidelberger Druckmaschinen AG - Inventors: Jean-Claude Pautrat - Web page: https://patentgrep.com/patent/US6513427B2 ## CPC - B65H 23/26: by transverse stationary or adjustable bars or rollers - B65H 23/192: motor-controlled - B65H 23/32: Arrangements for turning or reversing webs - B65H 27/00: Special constructions, e.g. surface features, of feed or guide rollers for webs (rollers in general F16C13/00) - B65H 35/02: from or with longitudinal slitters or perforators - B65H 45/225: {Arrangements of folding triangles} - B65H 45/28: Folding in combination with cutting (cutting machines B26D) - B65H 2301/4148: slitting - B65H 2404/13212: and driven independently - B65H: HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES ## Abstract A device for guiding material webs (A through D; E through H) via an angle-bar deck (2), including a folding section that is arranged on a plurality of planes (3.1, 3.2, 3.3), from where the material webs (A through D), (E through H) enter folding apparatuses (4), (5). Accommodated on longitudinal folding devices (8), (9) are infeed elements (7), which have guide sections (13), (14) that are-able to be operated independently of one another. ## Claims ### Claim 1 A device for guiding webs of material, via an angle-bar deck for a folding section that is subdivided into a plurality of planes, from which the webs enter folding apparatuses, the device comprising: longitudinal folding devices; and at least one infeed element accommodated at the longitudinal folding devices, the infeed element having a first and a second guide section, the first guide section being operable independently of the second guide section. ### Claim 2 (depends on 1) The device for guiding material webs as recited in claim 1 further comprising separate drives assigned to the first and second guide sections. ### Claim 3 (depends on 1) The device for guiding material webs as recited in claim 1 further wherein the first and second guide sections are provided with a free-wheel mechanism. ### Claim 4 (depends on 3) The device for guiding material webs as recited in claim 3 wherein the free-wheel mechanism is arranged between the first and second guide sections. ### Claim 5 (depends on 1) The device for guiding material webs as recited in claim 1 wherein the longitudinal folding devices are part of the folding section. ### Claim 6 (depends on 5) The device for guiding material webs as recited in claim 5 wherein the longitudinal folding devices are accommodated in a side-by-side configuration. ### Claim 7 (depends on 5) The device for guiding material webs as recited in claim 5 wherein the longitudinal folding devices are accommodated in three planes. ### Claim 8 (depends on 1) The device for guiding material webs as recited in claim 1 wherein the first and second guide sections are rotatable with respect to one another. ### Claim 9 (depends on 1) The device for guiding material webs as recited in claim 1 wherein the first guide sections is used as a mounting support for the second guide section. ### Claim 10 (depends on 9) The device for guiding material webs as recited in claim 9 wherein one of the first and second guide sections is supported with form locking in the other of the first and second guide sections. ### Claim 11 (depends on 10) The device for guiding material webs as recited in claim 10 wherein the one guide section is provided with a neck accommodated in a recess of the other guide section. ### Claim 12 (depends on 1) The device as recited in claim 1 wherein the infeed elements are former infeed rollers. ### Claim 13 (depends on 1) The device as recited in claim 1 wherein the infeed element is a web infeed roller or a dancer roller. ### Claim 14 A folding-apparatus having a superstructure for guiding webs of material comprising: longitudinal slitting devices for dividing the material webs into at least two partial webs; folding sections disposed in a plurality of planes; longitudinal folding devices; and at least one infeed element accommodated at the longitudinal folding devices, the infeed element having a first and a second guide section, the first guide section being operable independently of the second guide section. ### Claim 15 A web-processing rotary press comprising: a device for guiding material webs via an angle-bar deck having a plurality of longitudinal roller devices disposed on a plurality of planes; and longitudinal folding devices; and at least one infeed element accommodated at the longitudinal folding devices, the infeed element having a first and a second guide section, the first guide section being operable independently of the second guide section. ### Claim 16 A folding-apparatus superstructure for guiding webs of material via an angle-bar deck comprising: folding sections disposed in a plurality of planes, from which the webs enter folding apparatuses; longitudinal folding devices; and at least one infeed element accommodated at the longitudinal folding devices, the infeed element having a first and a second guide section, the first guide section capable of being driven independently of the second guide section. ### Claim 17 A folding-apparatus superstructure for guiding webs of material via an angle-bar deck comprising: longitudinal slitting devices for dividing the webs into at least two partial webs; folding sections disposed in a plurality of planes, the webs entering folding apparatuses at the planes; longitudinal folding devices; and at least one infeed element accommodated at the longitudinal folding devices, the infeed element having a first and a second guide section, the first guide section capable of being supported independently of the second guide section.