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US4423465A Expired / Lapsed US ⏱️ 0.0 years remaining

Combination electronic circuit element with multidirectionally adjustable joints

Assignee: Individual
•
Filing: 1981-09-30
•
Granted: 1983-12-27
•
Expires: 2001-09-30
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Abstract

Abstract A combinative electronic circuit element composed of a cube-shaped block having an electronic component assembled therein. The block contains a pair of recesses formed in one pair of its outer opposite surfaces and a pair of projections on another pair of outer opposite surfaces, hence a total of four block-engaging surfaces or four joints. To the bottom surface of each recess and to the top surface of each projection is fixed a contact plate, which is then connected to said electronic component within said block so that upon engagement of a recess of one block with a projection of another block, the two electronic components housed in the two blocks are in communication with each other. A plurality of blocks each containing a different electronic component can be put together according to a given electronic circuit diagram by bringing said recess and projection into union so as to form a complete electronic circuit. This invention provides, therefore, not only the ease with which said elements are combined, disassembled or rearranged but also the advantages of economy and practicality.

Inventors

  • 👤 Weng Teng-Ching
  • 👤 Yang Chi-Ming

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 05:20
CPC Classifications
H; H05; H05K; H05K5/00; H05K5/30

Claims Analysis

Total Claims: 3
Claim 1
Independent Claim 254 words
A circuit kit comprising a plurality of interconnectible circuit elements, each element comprising a hollow cube formed of plastic and defining six sides which comprise three pairs of mutually opposite sides, a first of said pairs of sides each having a recess with a narrow opening and a wide bottom and being open-ended, a second of said pairs of sides each having a projection of reverse cone-shape extending outwardly from the center of said second pair of sides such that an outer end of said projection is of larger diameter than an inner end thereof, a third of said pairs of sides each having a removable cover providing access to the interior of said element, a first metal contact plate disposed along said bottom of each of said recesses and including prong means extending into the interior of said element, a second metal contact plate disposed on said outer end of said projection and including prong means extending into the interior of said element, and electrical component means disposed within the interior of said element and electrically connected to said prong means of said first and second metal plates, said projections being sized for slidable endwise insertion into said open-ended recesses of another said element to make electrical contact between said first and second metal plates of said recess and said projection, said reverse cone-shaped projection and said recess being relatively rotatable about the longitudinal axis of said reverse cone-shaped projection to enable said elements to be mutually adjusted while in an interconnected condition.
Claim 2
Dependent Claim 254 words
A circuit kit comprising a plurality of interconnectible circuit elements, each element comprising a hollow cube formed of plastic and defining six sides which comprise three pairs of mutually opposite sides, a first of said pairs of sides each having a recess with a narrow opening and a wide bottom and being open-ended, a second of said pairs of sides each having a projection of reverse cone-shape extending outwardly from the center of said second pair of sides such that an outer end of said projection is of larger diameter than an inner end thereof, a third of said pairs of sides each having a removable cover providing access to the interior of said element, a first metal contact plate disposed along said bottom of each of said recesses and including prong means extending into the interior of said element, a second metal contact plate disposed on said outer end of said projection and including prong means extending into the interior of said element, and electrical component means disposed within the interior of said element and electrically connected to said prong means of said first and second metal plates, said projections being sized for slidable endwise insertion into said open-ended recesses of another said element to make electrical contact between said first and second metal plates of said recess and said projection, said reverse cone-shaped projection and said recess being relatively rotatable about the longitudinal axis of said reverse cone-shaped projection to enable said elements to be mutually adjusted while in an interconnected condition.
Claim 3
Dependent Claim 23 words
A circuit kit according to claim 1, wherein said electrical component means include wires, said prong means are bent to grip said wires.

References Cited (Backward Citations)

US2967267A Cited
US3286070A Cited
SU483734A1 Cited
US4224484A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1986-12-26 1987-06-27 1987-12-27 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1990-12-26 1991-06-27 1991-12-27 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1994-12-26 1995-06-27 1995-12-27 $7700.00 Window Closed / Lapsed

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