Patent US3731085A successfully refreshed from Google Patents.
US3731085A
Expired / Lapsed
US
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Credit card or the like
Assignee: Dasy Inter SA
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Filing: 1970-11-05
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Granted: 1973-05-01
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Expires: 1990-11-05
Abstract
Abstract A system for checking cards serving as identification document and as proof of authorization, said system comprising; a card serving as identification document and as proof of authorization, comprising visual identification information carrying elements, and at least one recording medium carrying invisible information and comprising a thin sheet of non-magnetizable metal, being a magnetically shielding high-permeable alloy, containing as major components, iron and nickel in which sheet a number of areas having other magnetic properties than the remainder of the sheet are located to provide at least one unamendable authorization code pattern, and means for reading information contained in said cards, and means for checking the information read, and wherein said reading means comprises a slot for inserting said cards, at least one magnetic means located on one side of the inserted card, and magnetically operable means located on the opposite side of said card, the arrangement of at least said magnetically operable means corresponding to all possible code patterns on said sheet, and wherein a number of said magnetically operable means, upon the correct insertion of a card in said slot, are adapted to be magnetically influenced by said magnetic means, in correspondence to the code pattern of said inserted card, and to thereby control said checking means.
Inventors
- 👤 S Bostrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:17
CPC Classifications
G; G07; G07F; G07F7/00; G07F7/08; G07F7/10; G06; G06K; G06K19/00; G06K19/06; G06K19/08; G06K19/10; G06K19/12; G06K7/00; G06K7/08; G06K7/082; G06K7/087; G06Q; G06Q20/00; G06Q20/30; G06Q20/34; G06Q20/347; G07F7/086; G07F7/1025; G07F7/1058; G07F7/12
Claims Analysis
Total Claims: 28
Claim 1
Independent Claim
219 words
A system for checking cards serving as identification document and as proof of authorization, said system comprising; 1. a card serving as identification document and as proof of authorization, comprising a. visual identification information carrying elements, and b. at least one recording medium carrying invisible information and comprising c. a thin sheet of non-magnetizable metal, being a magnetically shielding high-permeable alloy, containing as major components, iron and nickel, d. in which sheet a number of areas having other magnetic properties than the remainder of the sheet are located to provide at least one unamendable authorization code pattern, and 2. means for reading information contained in said cards, and 3. means for checking the information read, and wherein said reading means comprises a. a slot for inserting said cards, b. at least one magnetic means located on one side of the inserted card, and magnetically operable means located on the opposite side of said card, the arrangement of at least said magnetically operable means corresponding to all possible code patterns on said sheet, and c. wherein a number of said magnetically operable means, upon the correct insertion of a card in said slot, are adapted to be magnetically influenced by said magnetic means, in correspondence to the code pattern of said inserted card, and to thereby control said checking means.
Claim 2
Independent Claim
219 words
A system for checking cards serving as identification document and as proof of authorization, said system comprising; 1. a card serving as identification document and as proof of authorization, comprising a. visual identification information carrying elements, and b. at least one recording medium carrying invisible information and comprising c. a thin sheet of non-magnetizable metal, being a magnetically shielding high-permeable alloy, containing as major components, iron and nickel, d. in which sheet a number of areas having other magnetic properties than the remainder of the sheet are located to provide at least one unamendable authorization code pattern, and 2. means for reading information contained in said cards, and 3. means for checking the information read, and wherein said reading means comprises a. a slot for inserting said cards, b. at least one magnetic means located on one side of the inserted card, and magnetically operable means located on the opposite side of said card, the arrangement of at least said magnetically operable means corresponding to all possible code patterns on said sheet, and c. wherein a number of said magnetically operable means, upon the correct insertion of a card in said slot, are adapted to be magnetically influenced by said magnetic means, in correspondence to the code pattern of said inserted card, and to thereby control said checking means.
Claim 3
Dependent Claim
9 words
means for reading information contained in said cards, and
Claim 4
Dependent Claim
9 words
means for reading information contained in said cards, and
Claim 5
Dependent Claim
13 words
A system as claimed in claim 1, wherein said magnetically-shielding alloy is Mumetal.
Claim 6
Dependent Claim
110 words
means for checking the information read, and wherein said reading means comprises a. a slot for inserting said cards, b. at least one magnetic means located on one side of the inserted card, and magnetically operable means located on the opposite side of said card, the arrangement of at least said magnetically operable means corresponding to all possible code patterns on said sheet, and c. wherein a number of said magnetically operable means, upon the correct insertion of a card in said slot, are adapted to be magnetically influenced by said magnetic means, in correspondence to the code pattern of said inserted card, and to thereby control said checking means.
Claim 7
Dependent Claim
110 words
means for checking the information read, and wherein said reading means comprises a. a slot for inserting said cards, b. at least one magnetic means located on one side of the inserted card, and magnetically operable means located on the opposite side of said card, the arrangement of at least said magnetically operable means corresponding to all possible code patterns on said sheet, and c. wherein a number of said magnetically operable means, upon the correct insertion of a card in said slot, are adapted to be magnetically influenced by said magnetic means, in correspondence to the code pattern of said inserted card, and to thereby control said checking means.
Claim 8
Dependent Claim
38 words
A system as claimed in claim 1, wherein said sheet is sandwiched between two sheets of opaque plastic material, and wherein the areas providing said code pattern are physical holes in the sheet filled by said opaque material.
Claim 9
Dependent Claim
26 words
A system as claimed in claim 1, wherein said areas forming the code pattern are sheet areas from which the magnetic shielding characteristic has been eliminated.
Claim 10
Dependent Claim
44 words
A system as claimed in claim 1, wherein said areas forming the code pattern are sheet areas retaining the magnetic shielding characteristic of said alloy, whereas the remainder of the sheet consists of alloy areas from which the magnetic shielding characteristic has been eliminated.
Claim 11
Dependent Claim
23 words
A system as claimed in claim 1, wherein said other magnetic properties have been obtained by properly localized heat treatment of the sheet.
Claim 12
Dependent Claim
24 words
A system as claimed in claim 1, wherein a magnetic strip is provided for recording an amendable information recordable by the card owner only.
Claim 13
Dependent Claim
18 words
A system as claimed in claim 7, wherein said amendable information is the signature of the card owner.
Claim 14
Dependent Claim
20 words
A system as claimed in claim 1, wherein a field is provided for a magnetic picture of the card owner.
Claim 15
Dependent Claim
34 words
A system as claimed in claim 1, wherein said magnetic means consist of at least one permanent magnet having a surface area corresponding to the entire surface area occupied by said magnetically operable means.
Claim 16
Dependent Claim
27 words
A system as claimed in claim 1, wherein said magnetic means are permanent magnets the number of which corresponds to the total number of magnetically operable means.
Claim 17
Dependent Claim
35 words
A system as claimed in claim 1, wherein said magnetically operable means are movable pins arranged in the form of a matrix, and each provided with a respective spring keeping it in a resting position.
Claim 18
Dependent Claim
50 words
A system as claimed in claim 12, wherein a second slot is provided for insertion of a second card or the like said second card being arranged to receive and record information corresponding to at least part of the information on said first card inserted in said first mentioned slot.
Claim 19
Dependent Claim
23 words
A system as claimed in claim 13, wherein a protective plate is arranged for preventing said pins from touching said first mentioned card.
Claim 20
Dependent Claim
29 words
A system as claimed in claim 1, wherein a register is incorporated for recording a permanent code information on said card, said register having a number of storing positions.
Claim 21
Dependent Claim
60 words
A system as claimed in claim 15, wherein said register is a shift register with a number of position lines corresponding to information tracks of said card and a number of position columns corresponding to value columns of said card, said register being arranged to shift track information columnwise during the insertion of said card into said first mentioned slot.
Claim 22
Dependent Claim
28 words
A system as claimed in claim 15, wherein a register is incorporated for recording an amendable information on said card, said register having a number of storing positions.
Claim 23
Dependent Claim
36 words
A system as claimed in claim 17, wherein said register for amendable information, on zero-setting of all its positions, is arranged to open said permanent code register for reading said permanent code information of said card.
Claim 24
Dependent Claim
63 words
A system as claimed in claim 18, wherein an AND-gate having inputs from each position of said register for amendable information and an input from a photocell device indicating the complete insertion in said slot of said card and an output for current feeding to electro magnets, having coils arranged to control flip-flop circuits each representing a position in said permanent code register.
Claim 25
Dependent Claim
82 words
A system as claimed in claim 17, wherein a key board is arranged to be operated by the card owner with said amendable information which information is transferred to storing positions in said register, and a magnetic reader arranged as said card is inserted in the reading means - to read information recorded on said card, said last mentioned information being inverse to said amendable information, and to supply the inverse information to storing positions in said register for zero-setting said positions.
Claim 26
Dependent Claim
68 words
A system as claimed in claim 1, wherein said magnetic means consist of a number of magnets arranged on a rotating drum, and wherein said magnetically operable means are magnets on a cooperating drum, said magnets being arranged in a pattern corresponding to the area pattern of the card or in pattern inverse thereto, said drum being rotated by said card during the insertion thereof into said slot.
Claim 27
Dependent Claim
27 words
A system as claimed in claim 21, wherein said magnetically operable means have opposite elongations diametrically arranged on said drum and arranged to actuate a locking device.
Claim 28
Dependent Claim
35 words
A system as claimed in claim 1, wherein said magnetically operable means are arranged on a drum rotated by said card during the insertion thereof and wherein said magnetic means consist of a stationary magnet.
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) | 1976-04-30 | 1976-10-30 | 1977-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-04-30 | 1980-10-30 | 1981-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-04-30 | 1984-10-30 | 1985-05-01 | $7700.00 | Window Closed / Lapsed |