Patent US4851883A successfully refreshed from Google Patents.
US4851883A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Copying machine having an auto-paper selection function
Assignee: Minolta Co Ltd
•
Filing: 1987-09-10
•
Granted: 1989-07-25
•
Expires: 2007-09-10
Abstract
Abstract A copying machine is disclosed. The copying machine includes designation means for designating a magnification for copying, document size detection means, manual entry means for entering a magnification to be referred as the standard one, and calculation means for calculating a paper size based on the designated magnification and the detected document size, said calculation means calculating a paper size according to first regulations in the case that the designated magnification is smaller than the standard one entered and calculating a paper size according to second regulations in the case that the designated magnification is equal to or larger than the standard one.
Inventors
- 👤 Masazumi Ito
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 15:45
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/50; G03G15/5095; G03G15/65; G03G15/6502; G03G15/6508; G03G2215/00; G03G2215/00362; G03G2215/00367; G03G2215/00379; G03G2215/00383; G03G2215/00535; G03G2215/00556
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
94 words
A copying machine including: means for designating a magnification for copying, document size detection means, means for entering a magnification to be referred as the standard one, and means for calculating a paper size based on the designated magnification and the detected document size, said calculation means calculating a paper size according to first regulations in the case that the designated magnification is smaller than the standard one entered and calculating a paper size according to second regulations in the case that the designated magnification is equal to or larger than the standard one.
Claim 2
Dependent Claim
94 words
A copying machine including: means for designating a magnification for copying, document size detection means, means for entering a magnification to be referred as the standard one, and means for calculating a paper size based on the designated magnification and the detected document size, said calculation means calculating a paper size according to first regulations in the case that the designated magnification is smaller than the standard one entered and calculating a paper size according to second regulations in the case that the designated magnification is equal to or larger than the standard one.
Claim 3
Dependent Claim
57 words
A copying machine according to claim 1 further including a plurality of paper feeding means, means for detecting individual paper sizes of copying papers contained in respective paper feeding means, and means for operating one paper feeding means in which copying papers having a size same to the paper size calculated by said calculation means are contained.
Claim 4
Dependent Claim
24 words
A copying machine according to claim 1, in which said entry means is comprised of ten keys provided for entering the number of copies.
Claim 5
Dependent Claim
41 words
A copying machine including: document size detection means, copying paper size detection means, means for entering a modification ratio and means for calculating a magnification for copying based on the detected document size and paper size and the entered modification ratio.
Claim 6
Dependent Claim
41 words
A copying machine including: document size detection means, copying paper size detection means, means for entering a modification ratio and means for calculating a magnification for copying based on the detected document size and paper size and the entered modification ratio.
Claim 7
Dependent Claim
60 words
A copying machine according to claim 4 further including a plurality of paper feeding means and means for designating one paper feeding means to be used upon copying wherein said calculation means calculates a magnification for copying based on the detected document size, the size of copying papers contained in the designated paper feeding means and the modification ratio entered.
Claim 8
Dependent Claim
16 words
A copying machine according to claim 5 further including means for copying at the calculated magnification.
Claim 9
Dependent Claim
24 words
A copying machine according to claim 4, in which said entry means is comprised of ten keys provided for entering the number of copies.
Claim 10
Dependent Claim
44 words
A copying machine including: document size detection means, means for designating a copying paper size, means for entering a modification ratio, and means for calculating a magnification for copying based on the detected document size, the designated paper size and the modification ratio entered.
Claim 11
Dependent Claim
44 words
A copying machine including: document size detection means, means for designating a copying paper size, means for entering a modification ratio, and means for calculating a magnification for copying based on the detected document size, the designated paper size and the modification ratio entered.
References Cited (Backward Citations)
US3684373A
Cited
US3689143A
Cited
US4108427A
Cited
US4455081A
Cited
US4277163A
Cited
US4505579A
Cited
US4575227A
Cited
US4657380A
Cited
US4615611A
Cited
US4647189A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1992-07-24 | 1993-01-23 | 1993-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-07-24 | 1997-01-23 | 1997-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-07-24 | 2001-01-23 | 2001-07-25 | $7700.00 | Window Closed / Lapsed |