US3575678A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reed switch assembly
Assignee: Grigsby Barton Inc
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Filing: 1969-10-06
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Granted: 1971-04-20
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Expires: 1989-10-06
Abstract
Abstract A relay assembly having a reed switch and an encircling coil encapsulated in an insulating body which also encloses a portion of a flat frame having a plurality of elongated contact members with inner end portions connected to terminals of the coil and switch within the body and outer end portions spaced apart in rows in parallel planes for insertion in printed circuit boards, the frame being formed from a blank having parts which cooperate with a mold to form the body.
Inventors
- 👤 William Forbes Barton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:36
CPC Classifications
H; H01; H01H; H01H11/00; H01H11/0056; H01H51/00; H01H51/28; H01H51/281; H01H9/00; H01H9/02; H01H9/0271
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
343 words
A relay assembly having, in combination, an elongated thin, flat frame having an elongated central opening extending longitudinally of the frame and a plurality of elongated contact members extending transversely of the frame and the central opening in parallel with each other and arranged in two rows extending along opposite sides of the opening with their adjacent inner end portions defining the opening, two crossbars extending transversely of opposite end portions of said opening in the plane of said frame and each connected at at least one end to the inner end portion of at least one of the contact members adjacent to the adjacent end of the opening, a reed switch comprising a tube of insulating material lying in said opening and a pair of elongated reeds of conducting material having their inner end portions projecting toward each other in cantilever fashion and into overlapping relation from opposite ends of the tube and their outer end portions projecting from opposite ends of the tube and electrically connected to said crossbars, a coil encircling said switch and having terminals connected separately to others of said contact members not connected to those members which are connected to the crossbars, and an encapsulating body of insulating material enclosing said switch, said coil, said crossbars and the inner end portions of said contact members with intermediate and straight outer end portions of the members located exteriorly of the body and with the intermediate portions bent laterally to dispose the outer end portions in parallel planes normal to said plane, said frame being formed from a flat blank having longitudinal straps connecting said intermediate portions of said contact members and end strips connecting end ones of the contact members in said rows and cooperating with the longitudinal straps and the intermediate portions of the members to define a dam in a mold for material forming said body, said end strips and certain of said straps being removed from the final product to interrupt the electrical connections between adjacent ones of said contact members exteriorly of said body.
Claim 2
Dependent Claim
343 words
A relay assembly having, in combination, an elongated thin, flat frame having an elongated central opening extending longitudinally of the frame and a plurality of elongated contact members extending transversely of the frame and the central opening in parallel with each other and arranged in two rows extending along opposite sides of the opening with their adjacent inner end portions defining the opening, two crossbars extending transversely of opposite end portions of said opening in the plane of said frame and each connected at at least one end to the inner end portion of at least one of the contact members adjacent to the adjacent end of the opening, a reed switch comprising a tube of insulating material lying in said opening and a pair of elongated reeds of conducting material having their inner end portions projecting toward each other in cantilever fashion and into overlapping relation from opposite ends of the tube and their outer end portions projecting from opposite ends of the tube and electrically connected to said crossbars, a coil encircling said switch and having terminals connected separately to others of said contact members not connected to those members which are connected to the crossbars, and an encapsulating body of insulating material enclosing said switch, said coil, said crossbars and the inner end portions of said contact members with intermediate and straight outer end portions of the members located exteriorly of the body and with the intermediate portions bent laterally to dispose the outer end portions in parallel planes normal to said plane, said frame being formed from a flat blank having longitudinal straps connecting said intermediate portions of said contact members and end strips connecting end ones of the contact members in said rows and cooperating with the longitudinal straps and the intermediate portions of the members to define a dam in a mold for material forming said body, said end strips and certain of said straps being removed from the final product to interrupt the electrical connections between adjacent ones of said contact members exteriorly of said body.
Claim 3
Dependent Claim
297 words
A relay assembly having, in combination, an elongated thin, flat frame having an elongated central opening extending longitudinally of the frame and a plurality of elongated contact members extending transversely of the frame and the central opening in parallel with each other and arranged in two rows extending along opposite sides of the opening with their adjacent inner end portions adjacent said opening, a reed switch comprising a tube of insulating material lying in said opening and a pair of elongated reeds of conducting material having their inner end portions projecting toward each other in cantilever fashion and into overlapping relation from opposite ends of the tube and their outer end portions projecting outwardly from opposite ends of the tube and electrically connected to adjacent ones of said contact members, a coil encircling said switch and having terminals connected separately to others of said contact members not connected to said reeds, and an encapsulating body of insulating material enclosing said switch, said coil, and the inner end portions of said contact members with intermediate and straight outer end portions of the members located exteriorly of the body and with the intermediate portions bent laterally to dispose the outer end portions in parallel planes normal to the plane of said frame, said frame being formed from a flat blank having longitudinal straps connecting said intermediate portions of said contact members and end strips connecting end ones of said contact members in said rows and cooperating with the longitudinal straps and the intermediate portions of the members to define a dam in a mold for material forming said body, said end strips and certain of said straps being removed From the final product to interrupt the electrical connections between adjacent ones of said contact members exteriorly of said body.
Claim 4
Dependent Claim
297 words
A relay assembly having, in combination, an elongated thin, flat frame having an elongated central opening extending longitudinally of the frame and a plurality of elongated contact members extending transversely of the frame and the central opening in parallel with each other and arranged in two rows extending along opposite sides of the opening with their adjacent inner end portions adjacent said opening, a reed switch comprising a tube of insulating material lying in said opening and a pair of elongated reeds of conducting material having their inner end portions projecting toward each other in cantilever fashion and into overlapping relation from opposite ends of the tube and their outer end portions projecting outwardly from opposite ends of the tube and electrically connected to adjacent ones of said contact members, a coil encircling said switch and having terminals connected separately to others of said contact members not connected to said reeds, and an encapsulating body of insulating material enclosing said switch, said coil, and the inner end portions of said contact members with intermediate and straight outer end portions of the members located exteriorly of the body and with the intermediate portions bent laterally to dispose the outer end portions in parallel planes normal to the plane of said frame, said frame being formed from a flat blank having longitudinal straps connecting said intermediate portions of said contact members and end strips connecting end ones of said contact members in said rows and cooperating with the longitudinal straps and the intermediate portions of the members to define a dam in a mold for material forming said body, said end strips and certain of said straps being removed From the final product to interrupt the electrical connections between adjacent ones of said contact members exteriorly of said body.
Claim 5
Dependent Claim
16 words
The assembly of claim 2 in which a diode is connected in parallel across said coil.
Claim 6
Dependent Claim
32 words
The assembly of claim 2 in which at least one other circuit element is enclosed within said housing and is connected to one of said contact members not connected to said switch.
Claim 7
Dependent Claim
222 words
A switch assembly comprising, in combination, an elongated thin, flat frame having an elongated central opening extending longitudinally of the frame and a plurality of elongated contact members extending transversely of the frame and the central opening in parallel with each other and arranged in two rows extending along opposite sides of the opening with their adjacent inner end portions adjacent to said opening, a reed switch having movable contacts within an enclosure lying in said opening and generally aligned therewith, said reed switch having outer conductive portions projecting outwardly from said enclosure and respectively electrically connecting said movable contacts to respective ones of said contact members, and an encapsulating body of insulating material enclosing and molded about said switch and the inner end portions of said contact members with intermediate and straight outer end portions of the members located exteriorly of the body and with the intermediate portions bent laterally to dispose the outer end portions in parallel planes normal to the plane of said frame, said frame being formed from a flat blank having strips extending longitudinally of said elongated opening and connecting adjacent contact members in each of said rows and end strips extending transversely of the elongated opening and interconnecting said two rows of contact members, at least portions of said strips being removed from the final product.
Claim 8
Dependent Claim
222 words
A switch assembly comprising, in combination, an elongated thin, flat frame having an elongated central opening extending longitudinally of the frame and a plurality of elongated contact members extending transversely of the frame and the central opening in parallel with each other and arranged in two rows extending along opposite sides of the opening with their adjacent inner end portions adjacent to said opening, a reed switch having movable contacts within an enclosure lying in said opening and generally aligned therewith, said reed switch having outer conductive portions projecting outwardly from said enclosure and respectively electrically connecting said movable contacts to respective ones of said contact members, and an encapsulating body of insulating material enclosing and molded about said switch and the inner end portions of said contact members with intermediate and straight outer end portions of the members located exteriorly of the body and with the intermediate portions bent laterally to dispose the outer end portions in parallel planes normal to the plane of said frame, said frame being formed from a flat blank having strips extending longitudinally of said elongated opening and connecting adjacent contact members in each of said rows and end strips extending transversely of the elongated opening and interconnecting said two rows of contact members, at least portions of said strips being removed from the final product.
Claim 9
Dependent Claim
25 words
The switch assembly of claim 5 wherein a plurality of adjacent contact members in one of said rows are electrically interconnected in the final product.
Claim 10
Dependent Claim
33 words
The switch assembly according to claim 5 comprising magnetic field producing means in proximity to said switch and having terminals connected separately to others of said contact members not connected to said switch.
Claim 11
Dependent Claim
17 words
The switch assembly according to claim 7 wherein said encapsulating body encloses said magnetic field producing means.
Claim 12
Dependent Claim
18 words
The switch assembly of claim 7 wherein said magnetic field producing means comprises a coil encircling said switch.
Claim 13
Dependent Claim
101 words
The switch assembly according to claim 5 further comprising two crossbars extending transversely of opposite end portions of said opening in said frame and each connected at at least one end to the inner end portion of at least one of the contact members adjacent to the adjacent end of the opening, the outer conductive portions of said switch projecting from opposite ends of the enclosure and being electrically connected to said crossbars, others of said contact members not being connected to those members which are connected to the crossbars, and said crossbars being within said encapsulating body of insulating material.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-04-19 | 1974-10-19 | 1975-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-04-19 | 1978-10-19 | 1979-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-04-19 | 1982-10-19 | 1983-04-20 | $7700.00 | Window Closed / Lapsed |