Patent US4017142A successfully refreshed from Google Patents.
US4017142A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-staking circuit board pin contact
Assignee: EIDP Inc
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Filing: 1976-01-12
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Granted: 1977-04-12
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Expires: 1996-01-12
Abstract
Abstract A circuit board pin contact adapted to be mounted in a circuit board hole and staked in the hole upon collapse of the contact pin in the direction of insertion.
Inventors
- 👤 Stephen Larry Clark
- 👤 William Charles Thoms
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:06
CPC Classifications
H; H01; H01R; H01R12/00; H01R12/50; H01R12/51; H01R12/55; H01R12/58
Claims Analysis
Total Claims: 30
Claim 1
Independent Claim
242 words
A self staking circuit board pin formed from flat metal stock and having a longitudinal axis, said pin comprising an elongate tubular body at one end of the pin, a tubular mounting portion at the other end of the pin, and an axially collapsible portion joining said body and mounting portion, said collapsible portion including a number of knuckles extending radially outwardly beyond the outer surface of the mounting portion, said knuckles being circumferentially spaced around the pin to define solder flow openings between adjacent knuckles, a number of radially outwardly deflectable petals extending from the mounting portion radially inwardly toward the longitudinal axis of the pin beyond the inner surface of the mounting portion, a longitudinal seam extending along the length of the tubular body, and an inner body comprising a pair of elongate segments surrounded by said tubular body and joined to said tubular body at the seam, said inner body extending past the collapsible portion and into the interior of the mounting portion with the end of such body positioned adjacent the radially inwardly extending petals, whereby upon insertion of said mounting portion into a circuit board hole to seat the collapsible portion against one side of the circuit board and collapse of such portion, the end of the inner body is moved toward the petals, engages the petals, and forces the petals radially outwardly to engage the circuit board and secure the pin in the circuit board hole.
Claim 2
Dependent Claim
242 words
A self staking circuit board pin formed from flat metal stock and having a longitudinal axis, said pin comprising an elongate tubular body at one end of the pin, a tubular mounting portion at the other end of the pin, and an axially collapsible portion joining said body and mounting portion, said collapsible portion including a number of knuckles extending radially outwardly beyond the outer surface of the mounting portion, said knuckles being circumferentially spaced around the pin to define solder flow openings between adjacent knuckles, a number of radially outwardly deflectable petals extending from the mounting portion radially inwardly toward the longitudinal axis of the pin beyond the inner surface of the mounting portion, a longitudinal seam extending along the length of the tubular body, and an inner body comprising a pair of elongate segments surrounded by said tubular body and joined to said tubular body at the seam, said inner body extending past the collapsible portion and into the interior of the mounting portion with the end of such body positioned adjacent the radially inwardly extending petals, whereby upon insertion of said mounting portion into a circuit board hole to seat the collapsible portion against one side of the circuit board and collapse of such portion, the end of the inner body is moved toward the petals, engages the petals, and forces the petals radially outwardly to engage the circuit board and secure the pin in the circuit board hole.
Claim 3
Dependent Claim
41 words
A self staking circuit board pin as in claim 1 wherein said segments are outwardly bowed along their length and define a hollow continuous solder flow path extending from the mounting portion past the collapsible portion and into the tubular body.
Claim 4
Dependent Claim
70 words
A self staking circuit board pin as in claim 1 wherein each knuckle includes a pair of equal length legs joined at an apex and said petals essentially close the interior opening of the mounting portion, each petal being inwardly dished and including a pair of hole-engaging corners on the outside petal surface, and a camming surface on the inside petal surface engagable with the end of the inner body.
Claim 5
Dependent Claim
19 words
A self staking circuit board pin as in claim 3 wherein the pin includes four knuckles and three petals.
Claim 6
Dependent Claim
46 words
A self staking circuit board pin as in claim 1 including a thick soldered deposit secured to the outer surfaces of said knuckles sufficient to form a soldered joint between the pin and a pad on the circuit board after staking and heating of the pin.
Claim 7
Dependent Claim
192 words
A self staking circuit board pin formed from flat metal stock and having a longitudinal axis, said pin comprising an elongate body at one end of the pin, a tubular mounting portion at the other end of the pin, and an axially collapsible portion joining said body and mounting portion and extending radially outwardly beyond the outer surface of the mounting portion, a number of radially outwardly deflectable petals extending from the mounting portion radially inwardly toward the longitudinal axis of the pin beyond the inner surface of the mounting portion, and an inner body joined to said elongate body, said inner body extending past the collapsible portion and into the interior of the mounting portion with the end of such body positioned adjacent the radially inwardly extending petals, whereby upon insertion of said mounting portion into a circuit board hole to seat the collapsible portion against one side of the circuit board and collapse such portion, the end of the inner body is moved toward the petals, engages the petals, and forces the petals radially outwardly to engage the circuit board pin and secure the pin in the circuit board hole.
Claim 8
Dependent Claim
192 words
A self staking circuit board pin formed from flat metal stock and having a longitudinal axis, said pin comprising an elongate body at one end of the pin, a tubular mounting portion at the other end of the pin, and an axially collapsible portion joining said body and mounting portion and extending radially outwardly beyond the outer surface of the mounting portion, a number of radially outwardly deflectable petals extending from the mounting portion radially inwardly toward the longitudinal axis of the pin beyond the inner surface of the mounting portion, and an inner body joined to said elongate body, said inner body extending past the collapsible portion and into the interior of the mounting portion with the end of such body positioned adjacent the radially inwardly extending petals, whereby upon insertion of said mounting portion into a circuit board hole to seat the collapsible portion against one side of the circuit board and collapse such portion, the end of the inner body is moved toward the petals, engages the petals, and forces the petals radially outwardly to engage the circuit board pin and secure the pin in the circuit board hole.
Claim 9
Dependent Claim
45 words
A self staking circuit board pin as in claim 6 wherein each petal is inwardly dished and includes a pair of hole-engaging corners on the outside petal surface and a camming surface on the inside petal surface engagable with the end of the inner body.
Claim 10
Dependent Claim
38 words
A self staking circuit board pin as in claim 7 wherein said inner body is tubular and defines a hollow continuous solder flow path extending from the mounting portion past the collapsible portion and into the elongate body.
Claim 11
Dependent Claim
36 words
A self staking circuit board pin as in claim 8 wherein said elongate body is hollow along its length and surrounds the inner body, the inner body extending to the free end of the elongate body.
Claim 12
Dependent Claim
127 words
A contact formed from flat metal stock and having a longitudinal axis, said contact comprising an outer hollow body at one end of the contact, a tubular mounting portion at the other end of the contact, a collapsible portion between said body and mounting portion, means at the free end of the mounting portion engagable with a support, and an inner elongate body surrounded by said outer hollow body, said inner elongate body extending past the collapsible portion and into the interior of the mounting portion to move the means into engagement with a support upon collapse of said collapsible portion, and a longitudinal seam extending along said outer hollow body, said inner elongate body joining said outer body through a reverse bend portion at the seam.
Claim 13
Dependent Claim
127 words
A contact formed from flat metal stock and having a longitudinal axis, said contact comprising an outer hollow body at one end of the contact, a tubular mounting portion at the other end of the contact, a collapsible portion between said body and mounting portion, means at the free end of the mounting portion engagable with a support, and an inner elongate body surrounded by said outer hollow body, said inner elongate body extending past the collapsible portion and into the interior of the mounting portion to move the means into engagement with a support upon collapse of said collapsible portion, and a longitudinal seam extending along said outer hollow body, said inner elongate body joining said outer body through a reverse bend portion at the seam.
Claim 14
Dependent Claim
32 words
A contact as in claim 10 wherein said inner elongate body includes a pair of outwardly bowed strips each joined to said outer body at the seam by a reverse bend portion.
Claim 15
Dependent Claim
64 words
A contact as in claim 11 wherein said means at the free end of the mounting portion includes a number of radially outwardly bendable petals extending radially inwardly, and the end of said inner elongate body is located adjacent said petals so that upon collapse of the collapsible portion the end of the inner elongate body engages the petals and forces them radially outwardly.
Claim 16
Dependent Claim
153 words
A self staking contact having an axis and comprising a hollow mounting portion adapted to be positioned within a hole in a support such that the contact axis is parallel to or coincident with the axis of the hole, a contact portion on the axis spaced from said mounting portion, axially collapsible means joining the mounting and contact portions, a seam extending axially along the contact portion, a two-part staking portion within the contact having an end surrounded by or immediately adjacent to the hollow mounting portion, the parts of said staking portion joining said contact portion through reverse bends at the seam, the mounting portion including inwardly extending and outwardly deformable members located in the path of movement of said staking portion upon axial collapse of said collapsible means for radial outward movement thereof and engagement with the sides of the hole in the support to secure the contact to the support.
Claim 17
Dependent Claim
153 words
A self staking contact having an axis and comprising a hollow mounting portion adapted to be positioned within a hole in a support such that the contact axis is parallel to or coincident with the axis of the hole, a contact portion on the axis spaced from said mounting portion, axially collapsible means joining the mounting and contact portions, a seam extending axially along the contact portion, a two-part staking portion within the contact having an end surrounded by or immediately adjacent to the hollow mounting portion, the parts of said staking portion joining said contact portion through reverse bends at the seam, the mounting portion including inwardly extending and outwardly deformable members located in the path of movement of said staking portion upon axial collapse of said collapsible means for radial outward movement thereof and engagement with the sides of the hole in the support to secure the contact to the support.
Claim 18
Dependent Claim
59 words
A panel contact as in claim 13 wherein contact is formed from uniform thickness sheet metal stock and said members each have a camming surface on the inside thereof and a pair of support-engaging corners on the outside surface thereof, said corners being spaced radially outwardly from said camming surface a distance greater than the thickness of said stock.
Claim 19
Dependent Claim
15 words
A panel contact as in claim 13 wherein said contact means comprises an elongate pin.
Claim 20
Dependent Claim
15 words
A panel contact as in claim 13 wherein said contact means comprises a crimp barrel.
Claim 21
Dependent Claim
23 words
A panel contact as in claim 17 including an elongate conductor, an end of the conductor extending into and crimped within said barrel.
Claim 22
Dependent Claim
15 words
A panel contact as in claim 17 wherein said conductor comprises an electrically conductive element.
Claim 23
Dependent Claim
32 words
A self staking support contact as in claim 17 wherein said conductive element comprises a light conductive element and wherein the free end of the element is exposed at the mounting portion.
Claim 24
Dependent Claim
116 words
A self staking support contact comprising a U-shaped mounting portion, a crimp barrel, a collapsible portion joining said mounting portion and crimp barrel, inwardly extending outwardly bendable members extending from the free end of the mounting portion, and a staking member integrally joined to the crimp barrel and extending past the collapsible portion and into or adjacent said mounting portion whereby upon closing of the mounting portion and crimp barrel about a conductor, positioning of the mounting portion in a hole extending into a support and collapse of said portion the deflecting member engages the petals and forces them radially outwardly to bite into the walls of the hole and secure the element to the support.
Claim 25
Dependent Claim
116 words
A self staking support contact comprising a U-shaped mounting portion, a crimp barrel, a collapsible portion joining said mounting portion and crimp barrel, inwardly extending outwardly bendable members extending from the free end of the mounting portion, and a staking member integrally joined to the crimp barrel and extending past the collapsible portion and into or adjacent said mounting portion whereby upon closing of the mounting portion and crimp barrel about a conductor, positioning of the mounting portion in a hole extending into a support and collapse of said portion the deflecting member engages the petals and forces them radially outwardly to bite into the walls of the hole and secure the element to the support.
Claim 26
Dependent Claim
13 words
A contact as in claim 20 including a means for engaging a conductor.
Claim 27
Dependent Claim
25 words
A contact as in claim 20 including thick solder coatings on the outer surfaces of said knuckles and on the inner surfaces of said strips.
Claim 28
Dependent Claim
25 words
A self staking circuit board pin as in claim 22 including a thick solder deposit on the inner surfaces of said segments adjacent said knuckles.
Claim 29
Dependent Claim
39 words
A self staking support element as in claim 20 wherein said staking member includes a pair of strips extending from the crimp barrel into the mounting portion and joining the crimp barrel at reverse bends at the edges thereof.
Claim 30
Dependent Claim
12 words
A contact as in claim 24 wherein the strips are outwardly bowed.
References Cited (Backward Citations)
US2333930A
Cited
US2597344A
Cited
US2660084A
Cited
US2673336A
Cited
US2972727A
Cited
US3276309A
Cited
US3428934A
Cited
US3510831A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-04-11 | 1980-10-11 | 1981-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-04-11 | 1984-10-11 | 1985-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-04-11 | 1988-10-11 | 1989-04-12 | $7700.00 | Window Closed / Lapsed |