Patent US4841633A successfully refreshed from Google Patents.
US4841633A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of mounting electronic parts onto single-sided printed wiring board
Assignee: Sharp Corp
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Filing: 1988-11-04
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Granted: 1989-06-27
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Expires: 2008-11-04
Abstract
Abstract Disclosed is a method of mounting electronic parts onto a single-sided printed wiring board, including the provision of a key contact pattern on the front surface of a substrate member having a plurality of through-holes; the provision of a conductive pattern covering these through-holes on the front surface of the substrate member; and the mounting of electronic parts in position relative to these through-holes from the rear surface of the substrate member.
Inventors
- 👤 Seiichi Kinugawa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 19:31
CPC Classifications
H; H05; H05K; H05K3/00; H05K3/30; H05K3/32; H05K3/34; H05K3/341; H05K3/3431; H05K3/3442; H01; H01H; H01H13/00; H01H13/70; H01H13/702; H05K1/00; H05K1/02; H05K1/0213; H05K1/0215; H05K1/11; H05K1/111; H05K1/112; H05K1/18; H05K1/189; H01H2207/00; H01H2207/012; H01H2207/014; H01H2207/016; H01H2239/00; H01H2239/008; H01H2239/01; H01H2239/014; H05K2201/00; H05K2201/03; H05K2201/0302; H05K2201/0305; H05K2201/0311; H05K2201/0332; H05K2201/0388; H05K2201/0394; H05K2201/09; H05K2201/09209; H05K2201/09372; H05K2201/09472; H05K2201/10; H05K2201/10227; H05K2201/10265; H05K2201/10613; H05K2201/10621; H05K2201/10636; H05K2203/00; H05K2203/15; H05K2203/1572; H05K3/325; H05K3/40; H05K3/4038; Y; Y02; Y02P; Y02P70/00; Y02P70/50; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49124; Y10T29/4913; Y10T29/49139; Y10T29/49144; Y10T29/49155; Y10T29/49156
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
84 words
A method of mounting electronic parts onto a circuit board comprising the steps of: (a) providing a board with at least one through-hole; (b) providing a conductive pattern on one side of said board with a portion of said conductive pattern covering said at least one through-hole; (c) providing at least one electrical component in said at least one through-hole and connecting said component to said portion of said conductive pattern and (d) providing a key-contact pattern on said one side of said board.
Claim 2
Independent Claim
84 words
A method of mounting electronic parts onto a circuit board comprising the steps of: (a) providing a board with at least one through-hole; (b) providing a conductive pattern on one side of said board with a portion of said conductive pattern covering said at least one through-hole; (c) providing at least one electrical component in said at least one through-hole and connecting said component to said portion of said conductive pattern and (d) providing a key-contact pattern on said one side of said board.
Claim 3
Dependent Claim
71 words
The method according to claim 1, wherein the step of providing a conductive pattern on one side of said board includes the steps of: bonding a conductive foil to said one side of said board followed by the step of; masking said conductive foil with the conductive pattern followed by the step of; etching said conductive foil to form the conductive pattern and followed by the step of; removing said masking.
Claim 4
Dependent Claim
31 words
The method according to claim 2, including an additional preparation step of providing an electroless gold plating on said one side of said board after the step of removing said masking.
Claim 5
Dependent Claim
13 words
The method according to claim 2, wherein said conductive foil is copper foil.
Claim 6
Dependent Claim
22 words
The method according to claim 1, wherein the step of providing said board with at least one through-hole is a punching process.
Claim 7
Dependent Claim
29 words
The method according to claim 1, including the step of providing at least one additional electrical component connected to said conductive pattern on said one side of said board.
Claim 8
Independent Claim
93 words
A method of mounting electronic parts onto a circuit board having a substantially planar portion comprising the steps of: providing at least one through-hole through said planar portion of said board; providing a conductive pattern on one side of said board with a portion of said conductive pattern covering said at least one through-hole; providing at least one electrical component having a portion passing through said at least one through-hole and connecting said component to said portion of said conductive pattern and providing a key-contact pattern on said one side of said board.
Claim 9
Independent Claim
93 words
A method of mounting electronic parts onto a circuit board having a substantially planar portion comprising the steps of: providing at least one through-hole through said planar portion of said board; providing a conductive pattern on one side of said board with a portion of said conductive pattern covering said at least one through-hole; providing at least one electrical component having a portion passing through said at least one through-hole and connecting said component to said portion of said conductive pattern and providing a key-contact pattern on said one side of said board.
Claim 10
Dependent Claim
45 words
The method according to claim 7, including the step of providing and connecting a conductive coil spring at one end to said conductive pattern and connecting an opposite end of said spring to a grounding member of an electronic device for grounding the circuit board.
Claim 11
Dependent Claim
31 words
The method according to claim 7, including the step of providing at least one additional electrical component and connecting it to said conductive pattern at said one side of said board.
Claim 12
Dependent Claim
81 words
A circuit board comprising: a board having a substantially planar portion; at least one through-hole provided through said planar portion of said board; a conductive pattern disposed on one side of said board with a portion of said conductive pattern covering said at least one through-hole; at least one electrical component having a portion disposed within said at least one through-hole and connected to said portion of said conductive pattern and a key-contact pattern on said one side of said board.
Claim 13
Dependent Claim
81 words
A circuit board comprising: a board having a substantially planar portion; at least one through-hole provided through said planar portion of said board; a conductive pattern disposed on one side of said board with a portion of said conductive pattern covering said at least one through-hole; at least one electrical component having a portion disposed within said at least one through-hole and connected to said portion of said conductive pattern and a key-contact pattern on said one side of said board.
Claim 14
Dependent Claim
42 words
The circuit board according to claim 10, including a conductive coil spring connected to one end to said conductive pattern whereby an opposite end of said spring is connected to a grounding member of an electronic device for grounding the circuit board.
Claim 15
Dependent Claim
27 words
The circuit board according to claim 10, wherein at least one additional electrical component is connected to said conductive pattern at said one side of said board.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1992-06-26 | 1992-12-26 | 1993-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-06-26 | 1996-12-26 | 1997-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-06-26 | 2000-12-26 | 2001-06-27 | $7700.00 | Window Closed / Lapsed |