Pallet exchanging apparatus for machine tool
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Feb 5, 1991
Issued Date -
N/A
app pub date -
Jul 27, 1988
filing date -
Feb 23, 1987
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A pallet exchanging apparatus for machine tool used for exchanging the pallet loaded with the machined workpieces with the pallet loaded with the workpieces to be machined. The pallet exchanging apparatus has a transmission device for shifting the pallet between a work position on a table of the machine tool and a waiting position for exchanging the pallets. The transmission device is driven either by the movement of the table or the movement of the driving mechanism for the table and is adapted to output the rotational movement. The output of the transmission is used for driving a speed-up device. The speed-up device is adapted to move the pallet linearly with higher speed and larger stroke than those of the linear movement of the table.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
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MATSUURA MACHINERY CORPORATION | FUKUI CITY FUKUI 910-8530 |
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Itoh, Saburo | Fukui, JP | 4 | 20 |
# of filed Patents : 4 Total Citations : 20 |
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Patent Citation Ranking
- 1 Citation Count
- B65G Class
- 0 % this patent is cited more than
- 34 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
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Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
Full Text

Legal Events
Date | Code | Event | Description |
---|---|---|---|
Mar 14, 2016 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Feb 14, 2016 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Feb 14, 2016 |
Feb 14, 2016 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | |
Sep 25, 2015 | REMI | MAINTENANCE FEE REMINDER MAILED | |
Feb 14, 2012 | I | Issuance | |
Jul 30, 2009 | P | Published | |
Jan 05, 2009 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:YONEYA, AKIHIKO;REEL/FRAME:022198/0241 Owner name: NATIONAL UNIVERSITY CORPORATION, JAPAN Effective Date: Jan 05, 2009 |
Jul 27, 2006 | F | Filing | |
Jul 27, 2006 | PD | Priority Date |

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