Patent US4738523A successfully refreshed from Google Patents.
US4738523A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Retrieval control apparatus for microfilm reader
Assignee: Minolta Co Ltd
•
Filing: 1987-08-25
•
Granted: 1988-04-19
•
Expires: 2007-08-25
Abstract
Abstract The present invention relates to a reader printer having a plurality of mode selection keys, ten-keys and a character display which displays a message indicating contents of input manipulations to be executed next with the ten keys in accordance with the mode selected by the mode selection keys whereby operating conditions of the reader printer under the selected mode are set by way of operator-to-machine conversation.
Inventors
- 👤 Masaaki Ito
- 👤 Yutaka Tanaka
- 👤 Nobuo Ueda
- 👤 Takanori Saito
- 👤 Osami Kato
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:32
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/10; G03B21/11; G03B21/111; G03B21/113; G03B21/118
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
108 words
A microfilm reader which is capable of projecting enlarged microfilm images by retrieving the microfilms under plural retrieval modes, said microfilm reader comprising: mode selecting means for manually selecting one of said retrieval modes; numeral input means for inputting numeral conditions under said selected retrieval mode; means for issuing a message which indicates contents of input manipulations to be executed by said numeral input means to be done next in accordance with the mode manually selected by said mode selecting means; and control means for controlling said reader under the selected mode on a series of control commands obtained by repetition of message displays and numeral input manipulations.
Claim 2
Dependent Claim
108 words
A microfilm reader which is capable of projecting enlarged microfilm images by retrieving the microfilms under plural retrieval modes, said microfilm reader comprising: mode selecting means for manually selecting one of said retrieval modes; numeral input means for inputting numeral conditions under said selected retrieval mode; means for issuing a message which indicates contents of input manipulations to be executed by said numeral input means to be done next in accordance with the mode manually selected by said mode selecting means; and control means for controlling said reader under the selected mode on a series of control commands obtained by repetition of message displays and numeral input manipulations.
Claim 3
Dependent Claim
24 words
A microfilm reader as claimed in claim 1, wherein said numeral input means is used for inputting numbers corresponding to desired frames of microfilm.
Claim 4
Dependent Claim
28 words
A microfilm reader as claimed in claim 2, wherein said message issuing means issues the message prompting an operator to input a number of desired frames of microfilm.
Claim 5
Dependent Claim
15 words
A microfilm reader as claimed in claim 3, wherein said message is a visual message.
Claim 6
Dependent Claim
20 words
A microfilm reader as claimed in claim 4, further comprising: a character display means for displaying said message in characters.
Claim 7
Dependent Claim
87 words
A microfilm reader operable in plural operation modes comprising: means for manually selecting one of said operation modes; means for inputting operation conditions under said operation modes; means for issuing a message which indicates contents of input manipulations to be executed by said input means to be done next in accordance with the mode manually selected by said mode selecting means; and means for controlling said reader in the selected mode based on the conditions input by said condition inputting means after the message has been issued.
Claim 8
Dependent Claim
87 words
A microfilm reader operable in plural operation modes comprising: means for manually selecting one of said operation modes; means for inputting operation conditions under said operation modes; means for issuing a message which indicates contents of input manipulations to be executed by said input means to be done next in accordance with the mode manually selected by said mode selecting means; and means for controlling said reader in the selected mode based on the conditions input by said condition inputting means after the message has been issued.
Claim 9
Dependent Claim
21 words
A microfilm reader as claimed in claim 6, wherein said issuing means comprises plural subprograms each corresponding to said operation modes.
Claim 10
Dependent Claim
27 words
A microfilm reader as claimed in claim 7, wherein said issuing means issues the message by using one of said subprograms which corresponds to the selected mode.
Claim 11
Dependent Claim
119 words
A microfilm reader operable in plural operation modes comprising: means for manually selecting one of said operation modes; means for inputting operation conditions under said operation modes; means for issuing a message which indicates contents of input manipulations to be executed by said input means to be done next in accordance with the mode manually selected by said mode selecting means; means for manually inputting a start signal to start the operation of said reader; means for allowing input of said start signal after a predetermined input manipulation to said message is executed; and means for controlling said reader in the selected mode based on the conditions input by said condition inputting means in response to said start signal.
Claim 12
Dependent Claim
119 words
A microfilm reader operable in plural operation modes comprising: means for manually selecting one of said operation modes; means for inputting operation conditions under said operation modes; means for issuing a message which indicates contents of input manipulations to be executed by said input means to be done next in accordance with the mode manually selected by said mode selecting means; means for manually inputting a start signal to start the operation of said reader; means for allowing input of said start signal after a predetermined input manipulation to said message is executed; and means for controlling said reader in the selected mode based on the conditions input by said condition inputting means in response to said start signal.
References Cited (Backward Citations)
US3629840A
Cited
US3949375A
Cited
US4134674A
Cited
US4139898A
Cited
US4174891A
Cited
US4282522A
Cited
US4572656A
Cited
US4327994A
Cited
US4607950A
Cited
US4687321A
Cited
US4693591A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1991-04-19 | 1991-10-19 | 1992-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-04-19 | 1995-10-19 | 1996-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-04-19 | 1999-10-19 | 2000-04-19 | $7700.00 | Window Closed / Lapsed |