A vibration damper, including a cover plate with an annular portion, and a spring portion including spring retaining portions forming respective spaces and a spring blocking portions including respective protrusion segments and respective tab segments including respective portions of an edge of the
A vibration damper, including a cover plate with an annular portion, and a spring portion including spring retaining portions forming respective spaces and a spring blocking portions including respective protrusion segments and respective tab segments including respective portions of an edge of the cover plate and having a same first thickness. The damper includes springs at least partially located in the respective spaces, and having respective longitudinal ends, and a second cover plate or output flange connected to the cover plate. The springs are arranged to transmit torque to the cover plate. The respective protrusion segments have a same second thickness and include respective protrusions. Respective first portions of the longitudinal ends of the springs are engaged with the respective protrusions. Respective second portions of the longitudinal ends of the springs are engaged with the respective tab segments.
대표청구항▼
1. A vibration damper, comprising: a first cover plate including: an annular portion; and,a spring portion located radially outward of the annular portion and including: a plurality of spring retaining portions forming respective spaces; and,a plurality of spring blocking portions including: respect
1. A vibration damper, comprising: a first cover plate including: an annular portion; and,a spring portion located radially outward of the annular portion and including: a plurality of spring retaining portions forming respective spaces; and,a plurality of spring blocking portions including: respective protrusion segments; and,respective tab segments including: respective end portions forming respective distal ends of the respective tab segments and having a first thickness; and, respective portions of an edge of the first cover plate, the respective portions of the edge having a same second thickness, substantially equal to one half the first thickness; and,a first plurality of springs at least partially located in the respective spaces, and having respective longitudinal ends with respect to a circumferential line passing through respective longitudinal axes for the plurality of springs, wherein: the first plurality of springs is arranged to transmit torque to the first cover plate;the respective protrusion segments have the same second thickness and include respective protrusions extending toward the circumferential line;respective first portions of the longitudinal ends of the first plurality of springs are in contact with the respective protrusions; and,respective second portions of the longitudinal ends of the first plurality of springs are in contact with the respective tab segments. 2. The vibration damper of claim 1, wherein the respective tab segments include: respective outer portions, having the second thickness, continuous with the respective protrusions;respective inner portions, radially inward of the outer portion with respect to the circumferential line, having the second thickness; and,respective curved portions, including the respective portions of the edge, joining the respective inner and outer portions. 3. The vibration damper of claim 1, further comprising: an output flange; and,a second plurality of springs engaged with first cover plate and the output flange. 4. The vibration damper of claim 1, further comprising: an input element engaged with the first plurality of springs and arranged to receive torque from a cover for a torque converter;an output flange; and,a second plurality of springs engaged with the first cover plate and the output flange. 5. A torque converter, comprising: a cover arranged to receive torque; and,a vibration damper including: a cover plate including: an annular portion; and,a spring portion located radially outward of the annular portion and including: a plurality of spring retaining portions forming respective spaces; and,a plurality of spring blocking portions including: respective protrusion segments; and, respective tab segments including: respective end portions forming respective distal ends of the respective tab segments and having a first thickness; and, respective portions of an edge of the cover plat, the respective portions of the edge having a same second thickness substantially equal to one half the first thickness;a plurality of springs at least partially located in the respective spaces, and having respective longitudinal ends with respect to a circumferential line passing through respective longitudinal axes for the plurality of springs;a plurality of caps, each cap located at a respective longitudinal end; and,an output, wherein: the cover plate is arranged to transmit torque to the output;the respective protrusion segments have the same second thickness and include respective protrusions extending toward the circumferential line;a respective first portion of said each cap is in contact with a respective protrusion; and,a respective second portion of said each cap is in contact with a respective tab segment. 6. The torque converter of claim 5, wherein the respective tab segments include: respective outer portions, having the second thickness, continuous with the respective protrusions;respective inner portions, radially inward of the outer portion with respect to the circumferential line, having the second thickness; and,respective curved portions, including the respective portions of the edge, joining the respective inner and outer portions. 7. The torque converter of claim 5, wherein: the output includes a flange; and,the vibration damper includes: an input element engaged with the cover and the first plurality of springs; and,a second plurality of springs engaged with the cover and the flange. 8. A vibration damper, comprising: a first cover plate including: an annular portion; and,a spring portion located radially outward of the annular portion and including: a plurality of spring retaining portions forming respective spaces; and,a plurality of spring blocking portions including: respective protrusion segments; and,respective tab segments including: respective end portions forming respective distal ends of the respective tab segments and having a first thickness; and, respective portions of an edge of the first cover plate, the respective portions of the edge having a same second thickness substantially equal to one half the first thickness; and,a first plurality of springs at least partially located in the respective spaces, and having respective longitudinal ends with respect to a circumferential line passing through respective longitudinal axes for the plurality of springs, wherein: the first plurality of springs is arranged to transmit torque to the first cover plate;the respective protrusion segments have the same second thickness and include respective protrusions extending toward the circumferential line; and,wherein: respective first portions of the longitudinal ends of the first plurality of springs are in contact with the respective protrusions; and,respective second portions of the longitudinal ends of the first plurality of springs are in contact with the respective tab segments; or,wherein: the damper includes a plurality of caps, each cap located at a respective longitudinal end;a respective first portion of said each cap is in contact with a respective protrusion; and,a respective second portion of said each cap is in contact with a respective tab segment.
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이 특허에 인용된 특허 (6)
Koshimo Masahiko (Higashiosaka JPX), Lock-up damper disk of a torque converter.
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