The invention relates to an Integrated Valve Sleeve for a spool and sleeve valve and solenoid housing for accepting a solenoid assembly. The apparatus is integrated insofar as it is fashioned from one piece of malleable material through a cold-forging process, thus avoiding the structural weakness e
The invention relates to an Integrated Valve Sleeve for a spool and sleeve valve and solenoid housing for accepting a solenoid assembly. The apparatus is integrated insofar as it is fashioned from one piece of malleable material through a cold-forging process, thus avoiding the structural weakness endowed in similar assemblies formed through welding processes and the like.
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1. A method of providing an integrated valve sleeve comprising the steps of: providing a cylinder of malleable material having a first part, a second part, and a third part, wherein both the first part and the second part have a diameter;reducing the diameter of the first part of the cylinder to be
1. A method of providing an integrated valve sleeve comprising the steps of: providing a cylinder of malleable material having a first part, a second part, and a third part, wherein both the first part and the second part have a diameter;reducing the diameter of the first part of the cylinder to be less than the diameter of the second part of the cylinder;raising the second part of the cylinder in a first location in a direction away from the first part of the cylinder, wherein the first location of the second part of the cylinder defines a first raised wall;expanding the third part of the cylinder in a direction substantially perpendicular to both the first part and the second part, wherein expanding the third part of the cylinder further comprises expanding the third part of the cylinder in a first portion of the cylinder between the first part of the cylinder and the second part of the cylinder by compressing the first part of the cylinder in an axial direction toward the second part of the cylinder; andraising the second part of the cylinder in a second location in a direction away from the first part of the cylinder, wherein the second location of the second part of the cylinder defines a second raised wall;wherein the cylinder has a mass and all of the first part, second part, third part, first raised wall, and second raised wall are formed from the cylinder material. 2. The method according to claim 1, wherein the step of raising the second part of the cylinder in a first location comprises the following step: compressing at least a second portion of the second part of the cylinder in an axial direction toward the first part of the cylinder. 3. The method according to claim 1, wherein the step of raising the second part of the cylinder in a second location comprises the following step: further compressing at least a third portion of the second part of the cylinder in an axial direction toward the first part of the cylinder;wherein the step of further compressing at least the second portion of the cylinder in an axial direction toward the first part of the cylinder allows the circumference of the first raised wall to remain substantially unaltered. 4. The method according to claim 1 further comprising the step of maintaining the mass of the cylinder at a substantially constant value throughout a reduction of the diameter of the first part and creation of the first raised wall, second raised wall, and expansion of the third part. 5. The method according to claim 1, further comprising the step of creating at least one groove and at least one hole on a surface of the cylinder. 6. The method according to claim 1, further comprising the step of orientating a plurality of grain lines. 7. A method of providing an integrated valve sleeve comprising the steps of: providing a cylinder of malleable material having a first part, a second part, and a third part, wherein both the first part and the second part have a diameter;reducing the diameter of the first part of the cylinder to be less than the diameter of the second part of the cylinder;raising the second part of the cylinder in a first location in a direction away from the first part of the cylinder, wherein the first location of the second part of the cylinder defines a first raised wall;expanding the third part of the cylinder in a direction substantially perpendicular to both the first part and the second part;raising the second part of the cylinder in a second location in a direction away from the first part of the cylinder, wherein the second location of the second part of the cylinder defines a second raised wall; andannealing the cylinder after at least one of the following steps: providing the cylinder of malleable material having a first part, a second part, and a third part, wherein both the first part and the second part have a diameter;reducing the diameter of the first part of the cylinder to be less than the diameter of the second part of the cylinder;raising the second part of the cylinder in a first location in a direction away from the first part of the cylinder, wherein the first location of the second part of the cylinder defines a first raised wall;expanding the third part of the cylinder in a direction substantially perpendicular to both the first part and the second part;raising the second part of the cylinder in a second location in a direction away from the first part of the cylinder, wherein the second location of the second part of the cylinder defines a second raised wall;wherein the cylinder has a mass and all of the first part, second part, third part, first raised wall, and second raised wall are formed from the cylinder material. 8. The method according to claim 7 further comprising the step of maintaining the mass of the cylinder at a substantially constant value throughout a reduction of the diameter of the first part and creation of the first raised wall, second raised wall, and expansion of the third part. 9. The method according to claim 7, further comprising the step of creating at least one groove and at least one hole on a surface of the cylinder. 10. The method according to claim 7, wherein the step of expanding the third part of the cylinder comprises the following step of: expanding the third part of the cylinder in a first portion of the cylinder between the first part of the cylinder and the second part of the cylinder by compressing the first part of the cylinder in an axial direction toward the second part of the cylinder. 11. A method of providing an integrated valve sleeve comprising the steps of: providing a cylinder of malleable material having a first part, a second part, and a third part, wherein both the first part and the second part have a diameter;reducing the diameter of the first part of the cylinder to be less than the diameter of the second part of the cylinder;raising the second part of the cylinder in a first location in a direction away from the first part of the cylinder, wherein the first location of the second part of the cylinder defines a first raised wall, wherein raising the second part of the cylinder in a first location further comprises compressing at least a second portion of the second part of the cylinder in an axial direction toward the first part of the cylinder, and wherein the step of compressing at least a second portion of the second part of the cylinder in an axial direction toward the first part of the cylinder includes reverse extruding the at least the first location of the second part of the cylinder through a die;expanding the third part of the cylinder in a direction substantially perpendicular to both the first part and the second part; andraising the second part of the cylinder in a second location in a direction away from the first part of the cylinder, wherein the second location of the second part of the cylinder defines a second raised wall;wherein the cylinder has a mass and all of the first part, second part, third part, first raised wall, and second raised wall are formed from the cylinder material. 12. The method according to claim 11, further comprising the step of: annealing the cylinder after at least one of the following steps: providing the cylinder of malleable material having a first part, a second part, and a third part, wherein both the first part and the second part have a diameter;reducing the diameter of the first part of the cylinder to be less than the diameter of the second part of the cylinder;raising the second part of the cylinder in a first location in a direction away from the first part of the cylinder, wherein the first location of the second part of the cylinder defines a first raised wall;expanding the third part of the cylinder in a direction substantially perpendicular to both the first part and the second part;raising the second part of the cylinder in a second location in a direction away from the first part of the cylinder, wherein the second location of the second part of the cylinder defines a second raised wall. 13. The method according to claim 11 further comprising the step of maintaining the mass of the cylinder at a substantially constant value throughout a reduction of the diameter of the first part and creation of the first raised wall, second raised wall, and expansion of the third part. 14. The method according to claim 11, further comprising the step of creating at least one groove and at least one hole on a surface of the cylinder. 15. A method of providing an integrated valve sleeve comprising the steps of: providing a cylinder of malleable material having a first part, a second part, and a third part, wherein both the first art and the second art have a diameter;reducing the diameter of the first part of the cylinder to be less than the diameter of the second part of the cylinder;raising the second part of the cylinder in a first location in a direction away from the first part of the cylinder, wherein the first location of the second part of the cylinder defines a first raised wall;expanding the third part of the cylinder in a direction substantiall perpendicular to both the first part and the second part;raising the second part of the cylinder in a second location in a direction away from the first part of the cylinder, wherein the second location of the second part of the cylinder defines a second raised wall, wherein raising the second part of the cylinder in a second location further comprises further compressing at least a third portion of the second part of the cylinder in an axial direction toward the first part of the cylinder, wherein the step of further compressing at least the second portion of the cylinder in an axial direction toward the first part of the cylinder allows the circumference of the first raised wall to remain substantially unaltered, and wherein the step of further compressing at least a third portion of the second part of the cylinder in an axial direction toward the first part of the cylinder includes reverse extruding the at least the second location of the second part through a die;wherein the cylinder has a mass and all of the first part, second part, third part, first raised wall, and second raised wall are formed from the cylinder material. 16. The method according to claim 15, wherein the step of raising the second part of the cylinder in a first location comprises the following step: compressing at least a second portion of the second part of the cylinder in an axial direction toward the first part of the cylinder. 17. The method according to claim 16, wherein the step of compressing at least a second portion of the second part of the cylinder in an axial direction toward the first part of the cylinder includes reverse extruding the at least the first location of the second part of the cylinder through a die. 18. A method of providing an integrated valve sleeve comprising the steps of: providing a cylinder of malleable material having a first part, a second part, and a third part, wherein both the first part and the second part have a diameter;reducing the diameter of the first part of the cylinder to be less than the diameter of the second part of the cylinder;raising the second part of the cylinder in a first location in a direction away from the first part of the cylinder, wherein the first location of the second part of the cylinder defines a first raised wall;expanding the third part of the cylinder in a direction substantially perpendicular to both the first part and the second part;raising the second part of the cylinder in a second location in a direction away from the first part of the cylinder, wherein the second location of the second part of the cylinder defines a second raised wall, wherein the step of creating the at least one groove and at least one hole on a surface of the cylinder is performed by a machining process selected from a group consisting of: spin forming, shear forming, ultrasonic forming, chemical forming, or combinations thereof; andcreating at least one groove and at least one hole on a surface of the cylinder, wherein the step of creating the at least one groove and at least one hole on a surface of the cylinder is performed by a machining process selected from a group consisting of: spin forming, shear forming, ultrasonic forming, chemical forming, or combinations thereof;wherein the cylinder has a mass and all of the first part, second part, third part, first raised wall, and second raised wall are formed from the cylinder material. 19. The method according to claim 18 further comprising the step of maintaining the mass of the cylinder at a substantially constant value throughout a reduction of the diameter of the first part and creation of the first raised wall, second raised wall, and expansion of the third part.
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이 특허에 인용된 특허 (1)
Ratte Robert W. (North Oaks MN) Cain Ronald (White Bear Lake MN) Peterson Norman E. (Wyoming MN), Method of making battery terminal with necked flange.
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