Patent US5714742A successfully refreshed from Google Patents.
US5714742A
Expired / Lapsed
US
⏱️ 0.0 years remaining
IC-card reader/writer for an IC-card
Assignee: Socionext Inc
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Filing: 1996-04-22
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Granted: 1998-02-03
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Expires: 2016-04-22
Abstract
Abstract An IC-card reader/writer for an IC-card has an insertion chamber (7) for receiving the IC-card (80), plural contact springs (5a1, 5a2, 5a3) for contacting plural contact regions (C1-C4) provided in a front row of the IC-card (80), and at least two contact springs (5a5, 5a7) for contacting plural contact regions (C5-C8) provided in a rear row of the IC-card (80); the plural contact springs (5a1, 5a2, 5a3) are disposed between the at least two contact springs (5a5, 5a7) in the insertion chamber (7).
Inventors
- 👤 Tomoaki Ieda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:10
CPC Classifications
G; G06; G06K; G06K7/00; G06K7/0013; G06K7/0021
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
67 words
An IC-card reader/writer for an IC-card comprising: an insertion chamber for receiving said IC-card, plural contact springs for contacting plural contact regions provided in a front row of said IC-card, and at least two contact springs for contacting plural contact regions provided in a rear row of said IC-card, wherein said plural contact springs are disposed between said at least two contact springs in said insertion chamber.
Claim 2
Dependent Claim
67 words
An IC-card reader/writer for an IC-card comprising: an insertion chamber for receiving said IC-card, plural contact springs for contacting plural contact regions provided in a front row of said IC-card, and at least two contact springs for contacting plural contact regions provided in a rear row of said IC-card, wherein said plural contact springs are disposed between said at least two contact springs in said insertion chamber.
Claim 3
Dependent Claim
50 words
An IC-card reader/writer for an IC-card in accordance with claim 1, wherein said front row and said rear row are at a direction perpendicular to an inserting direction of said IC-card, and said rear row is closer to an opening of said insertion chamber in comparison with said front row.
Claim 4
Dependent Claim
55 words
An IC-card reader/writer for an IC-card in accordance with claim 2, wherein distance between two of said plural contact springs decreases toward an opposite direction of said inserting direction of said IC-card, and distance between two of said at least two contact springs decreases toward said opposite direction of said inserting direction of said IC-card.
Claim 5
Dependent Claim
161 words
An IC-card reader/writer for an IC-card comprising: an insertion chamber for receiving said IC-card, plural contact springs for contacting plural contact regions provided in a front row of said IC-card, and at least two contact springs for contacting plural contact regions provided in a rear row of said IC-card, wherein each of said plural contact springs comprises a terminal part and a folded part for contacting said plural contact regions provided in said front row, said folded part being bent toward said terminal part, and said folded part being located closer to said opening of said insertion chamber in comparison with said terminal part, and each of said at least two contact springs comprises a terminal part and a folded part for contacting said plural contact regions provided in said rear row, said folded part being bent toward said terminal part, and said folded part being located closer to said opening of said insertion chamber in comparison with said terminal part.
Claim 6
Dependent Claim
161 words
An IC-card reader/writer for an IC-card comprising: an insertion chamber for receiving said IC-card, plural contact springs for contacting plural contact regions provided in a front row of said IC-card, and at least two contact springs for contacting plural contact regions provided in a rear row of said IC-card, wherein each of said plural contact springs comprises a terminal part and a folded part for contacting said plural contact regions provided in said front row, said folded part being bent toward said terminal part, and said folded part being located closer to said opening of said insertion chamber in comparison with said terminal part, and each of said at least two contact springs comprises a terminal part and a folded part for contacting said plural contact regions provided in said rear row, said folded part being bent toward said terminal part, and said folded part being located closer to said opening of said insertion chamber in comparison with said terminal part.
Claim 7
Dependent Claim
67 words
An IC-card reader for an IC-card comprising: an insertion chamber for receiving said IC-card, plural contact springs for contacting plural contact regions provided in a front row of said IC-card, and at least two contact springs for contacting plural contact regions provided in a rear row of said IC-card, wherein said plural contact springs are disposed between said at least two contact springs in said insertion chamber.
Claim 8
Dependent Claim
67 words
An IC-card reader for an IC-card comprising: an insertion chamber for receiving said IC-card, plural contact springs for contacting plural contact regions provided in a front row of said IC-card, and at least two contact springs for contacting plural contact regions provided in a rear row of said IC-card, wherein said plural contact springs are disposed between said at least two contact springs in said insertion chamber.
Claim 9
Dependent Claim
50 words
An IC-card reader for an IC-card in accordance with claim 5, wherein said front row and said rear row are at a direction perpendicular to an inserting direction of said IC-card, and said rear row is closer to an opening of said insertion chamber in comparison with said front row.
Claim 10
Dependent Claim
55 words
An IC-card reader for an IC-card in accordance with claim 6, wherein distance between two of said plural contact springs decreases toward an opposite direction of said inserting direction of said IC-card, and distance between two of said at least two contact springs decreases toward said opposite direction of said inserting direction of said IC-card.
Claim 11
Dependent Claim
161 words
An IC-card reader for an IC-card comprising: an insertion chamber for receiving said IC-card, plural contact springs for contacting plural contact regions provided in a front row of said IC-card, and at least two contact springs for contacting plural contact regions provided in a rear row of said IC-card, wherein each of said plural contact springs comprises a terminal part and a folded part for contacting said plural contact regions provided in said front row, said folded part being bent toward said terminal part, and said folded part being located closer to said opening of said insertion chamber in comparison with said terminal part, and each of said at least two contact springs comprises a terminal part and a folded part for contacting said plural contact regions provided in said rear row, said folded part being bent toward said terminal part, and said folded part being located closer to said opening of said insertion chamber in comparison with said terminal part.
Claim 12
Dependent Claim
161 words
An IC-card reader for an IC-card comprising: an insertion chamber for receiving said IC-card, plural contact springs for contacting plural contact regions provided in a front row of said IC-card, and at least two contact springs for contacting plural contact regions provided in a rear row of said IC-card, wherein each of said plural contact springs comprises a terminal part and a folded part for contacting said plural contact regions provided in said front row, said folded part being bent toward said terminal part, and said folded part being located closer to said opening of said insertion chamber in comparison with said terminal part, and each of said at least two contact springs comprises a terminal part and a folded part for contacting said plural contact regions provided in said rear row, said folded part being bent toward said terminal part, and said folded part being located closer to said opening of said insertion chamber in comparison with said terminal part.
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) | 2001-02-02 | 2001-08-04 | 2002-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2005-02-02 | 2005-08-04 | 2006-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2009-02-02 | 2009-08-04 | 2010-02-03 | $7700.00 | Window Closed / Lapsed |