# US 2013/0153741 A1 · Device for elastically mounting an engine and method for producing said mounting > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2013/0153741 A1 - Document ID: US20130153741A1 - Status: Published application - Kind: A1 - Application number: 13/704,775 - Filed: 2011-06-21 - Published: 2013-06-20 - Earliest claimed: 2010-06-24 - Assignees: Anvis Deutschland GmbH - Inventors: Heiko Pichel - Web page: https://patentgrep.com/patent/US20130153741A1 ## CPC - F16F 15/08: with rubber springs {(grommet- or bushing-type resilient mountings F16F1/3732, F16F1/38); with springs made of rubber and metal (arrangement of internal-combustion or jet-propulsion units B60K5/12; mounting of propulsion plants on vessels B63H21/30; mounting of vehicle drivers' cabs B62D33/0604)} - F16F 1/38: with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin {, i.e. bushing-type (hydraulically-damped bushes F16F13/14; suppression of vibrations in rotating systems by making use of elastomeric spring members between rotating elements, driveline torque being transmitted therebetween F16F15/126, by making use of a dynamic damping mass attached to a rotating element by means of elastomeric springs F16F15/14; pivots per se F16C11/00; elastic or yielding bearings or bearing supports F16C27/00; parts of sliding-contact bearings, e.g. bushes F16C33/04)} - F16F 1/3849: {Mounting brackets therefor, e.g. stamped steel brackets; Restraining links} - F16F 1/3863: {characterised by the rigid sleeves or pin, e.g. of non-circular cross-section (F16F1/3807, F16F1/387 take precedence)} - Y10T 29/49611: for vehicle or clutch - F16F: SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION - Y10T: TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION ## Abstract A device for the elastic mounting of an engine, in particular an engine transmission unit, on a motor vehicle body, comprising a rigid support with a supporting section and a mounting section, to which the engine can be fastened, a rigid flange ring which can be fastened to the motor vehicle body and surrounds the full circumference of the supporting section, and a spring body which is elastically supported on the supporting section of the support and on an inner side of the flange ring. ## Claims ### Claim at position 1 1-10. (canceled) ### Claim 11 An apparatus for elastically mounting an engine to a motor vehicle body, comprising: a rigid support member with a support section and a mounting section to which the engine can be attached; a rigid flange ring attachable to the motor vehicle body and completely surrounding the support section; and a spring body elastically supported at the support section of the support member and at an inner side of the flange ring, wherein a rigid insert is attached to the spring body at the side facing the flange ring, at the side facing the support member, or a combination thereof, for a frictional fixation of the spring body at the flange ring, the support section, or a combination thereof, and wherein the insert is attached to the flange ring, the support member, or a combination thereof (a) at the side of the insert facing the flange ring, (b) at the side of the insert facing the support member by means of a retaining lug structure realized by at least one protrusion with an undercut at the side of the flange ring, (c) at the side of the support member and by at least one tapered depression, essentially complementary in shape to the respective at least one protrusion, wherein the at least one protrusion engages hook-like into the at least one depression, or (d) any combination thereof. ### Claim 12 (depends on 11) The apparatus according to claim 11, in which the flange ring forms a completely closed ring structure, the flange ring is manufactured from an in particular fibre-reinforced plastic piece. ### Claim 13 (depends on 12) The apparatus according to claim 12, wherein the flange ring is injection molded. ### Claim 14 (depends on 11) The apparatus according to claim 11, in which the frictional fixation of the spring body at the flange ring, at the support member, or a combination thereof is realized without an intermediate metal insert. ### Claim 15 (depends on 11) The apparatus according to claim 11, in which the rigid insert is molded to the spring body at the side facing the flange ring, at the side facing the support member, or a combination thereof, under vulcanization, wherein the insert is attached without adhesive to the flange ring, to the support member, or a combination thereof at the side of the insert facing the flange ring, at the side of the insert facing the support member, or a combination thereof. ### Claim 16 (depends on 11) The apparatus according to claim 11, in which the at least one protrusion is a web made of one piece with the insert (a) extending axially and essentially rectilinearly with respect to the ring axis of the flange ring, (b) presenting an undercut in its cross section extending essentially across the entire axial width of the insert, or (c) a combination thereof. ### Claim 17 (depends on 16) The apparatus according to claim 16, in which the retaining lug structure includes an annular protrusion (d) connecting the webs to each other, (e) being disposed essentially in an axial center of the flange ring, perpendicular to the webs, (f) being formed without an undercut, (g) being made of one piece with the insert, or (h) any combination thereof. ### Claim 18 (depends on 11) The apparatus according to claim 11, in which the retaining lug structure includes an annular protrusion (a) connecting the webs to each other, (b) being disposed essentially in an axial centre of the flange ring, perpendicular to the webs, (c) being formed without an undercut, (d) being made of one piece with the insert, or (e) any combination thereof. ### Claim 19 (depends on 11) The apparatus according to claim 11, in which (a) a recess extending essentially in an axial direction is formed respectively between the depressions extending essentially in the axial direction, (b) recesses are arranged at the entire circumference of the ring flange and are separated from each other by essentially thin wall-like webs extending in the axial direction with uniform wall thickness, wherein the wall thickness of a wall-like web is smaller than an inner width of a recess adjacent thereto, or (c) a combination thereof. ### Claim 20 (depends on 11) The apparatus according to claim 11, in which (a) the insert forms a circular ring section having a circumferential extension of less than 180°, (b) the insert is formed out of plastic, (c) the insert is overmolded by the flange ring made of plastic, by the support member, or a combination thereof, (d) the insert and the flange ring are manufactured by a two-component injection moulding method, or (e) any combination thereof. ### Claim 21 (depends on 20) The apparatus according to claim 20, in which the insert forms a circular ring section having a circumferential extension of more than 90°. ### Claim 22 (depends on 11) The apparatus according to claim 11, in which the spring body is formed by an arrangement of at least two spring arms that, in the mounted state of the apparatus, extend in a V-arrangement from the support member to the inside of the flange ring essentially axially symmetrically to a vertical axis that preferably passes through a center of a circle defined by the essentially circular inside of the flange ring, wherein the arrangement of the spring body additionally presents at least one spring abutment, wherein (a) at least one spring abutment is provided between the two spring arms in an acute angle space, in a reflex angle space, or a combination thereof, (b) the arrangement of the spring body is made of one piece of elastomer, or (c) a combination thereof. ### Claim 23 (depends on 22) The apparatus according to claim 22, in which the at least two spring arms respectively extend essentially perpendicularly away from an essentially flat support surface of the support section, wherein in particular the two support surfaces are respectively disposed in an equal angle of inclination with respect to the vertical axis, the at least two spring arms form a main radial extension direction, an imaginary intersection of which is disposed in the area of a center of a circle, coinciding with the main radial extension direction, which is defined by the essentially circular inside of the flange ring. ### Claim 24 A method for manufacturing an apparatus for elastically mounting an engine to a motor vehicle body, the method comprising: providing a rigid support member with a support section and a mounting section to which the engine can be attached; providing a rigid flange ring attachable to the motor vehicle body and completely surrounding the support section; attaching a rigid insert to a spring body at the side facing the flange ring, at the side facing the support member, or a combination thereof, for a frictional fixation of the spring body at the flange ring, the support section, or a combination thereof; and elastically supporting the spring body at the support section of the support member and at an inner side of the flange ring; attaching the insert to the flange ring, the support member, or a combination thereof (a) at the side of the insert facing the flange ring, (b) at the side of the insert facing the support member by means of a retaining lug structure realized by at least one protrusion with an undercut at the side of the flange ring, (c) at the side of the support member and by at least one tapered depression, essentially complementary in shape to the respective at least one protrusion, wherein the at least one protrusion engages hook-like into the at least one depression, or (d) any combination thereof. ### Claim 25 (depends on 24) The method according to claim 24, further comprising forming the support member and the flange ring from plastic material without disposing a metal intermediate layer between the support member, the flange ring and the spring body, or a combination thereof.