Patent US3338427A successfully refreshed from Google Patents.
US3338427A
Expired / Lapsed
US
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Automatic stacking apparatus
Assignee: Weyerhaeuser Co
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Filing: 1965-12-09
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Granted: 1967-08-29
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Expires: 1985-12-09
Abstract
No abstract record available.
Inventors
- 👤 John H Thedick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:48
CPC Classifications
B; B65; B65G; B65G57/00; B65G57/02; B65G57/16; B65G57/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
AN APPARATUS FOR STACKING ARTICLES WHICH COMPRISES IN COMBINATION: ARTICLE FEED CONVEYING MEANS, ARTICLE STACK SUPPORTING MEANS, TRANSFER MEANS, FOR RECEIVING ARTICLES FROM SAID FEED MEANS AND PLACING THEM ONTO SAID SUPPORTING MEANS, INCLUDING ARTICLE SUPPORTING FINGERS FOR SUPPORTING SAID ARTICLES, CONTROL ARM MEANS OPERATIVELY CONNECTED TO SAID FINGER MEANS FOR GUIDING THEM RELATIVE TO SAID STACK SUPPORTING MEANS, AND DRIVE MEANS OPERATIVELY CONNECTED TO SAID FINGER MEANS FOR MOVING THEM RELATIVE TO SAID FEED AND SUPPORTING MEANS, CAM MEANS INCLUDING SURFACE MEANS ENGAGEABLE BY SAID CONTROL ARM MEANS TO PASS SAID FINGER MEANS CLOSE TO BUT NOT IN CONTACT WITH THE SURFACE OF ARTICLES SUPPORTED BY SAID SUPPORTING MEANS, STRIPPING MEANS POSITIONED ADJACENT SAID SUPPORTING MEANS AND IN THE PATH OF ARTICLES SUPPORTED BY SAID FINGER MEANS FOR STRIPPING SAID ARTICLES HELD BY SAID FINGER MEANS OFF ONTO SAID SUPPORTING MEANS AS SAID FINGER MEANS PASS RELATIVE TO SAID STRIPPING MEANS.
Claim 2
Independent Claim
152 words
AN APPARATUS FOR STACKING ARTICLES WHICH COMPRISES IN COMBINATION: ARTICLE FEED CONVEYING MEANS, ARTICLE STACK SUPPORTING MEANS, TRANSFER MEANS, FOR RECEIVING ARTICLES FROM SAID FEED MEANS AND PLACING THEM ONTO SAID SUPPORTING MEANS, INCLUDING ARTICLE SUPPORTING FINGERS FOR SUPPORTING SAID ARTICLES, CONTROL ARM MEANS OPERATIVELY CONNECTED TO SAID FINGER MEANS FOR GUIDING THEM RELATIVE TO SAID STACK SUPPORTING MEANS, AND DRIVE MEANS OPERATIVELY CONNECTED TO SAID FINGER MEANS FOR MOVING THEM RELATIVE TO SAID FEED AND SUPPORTING MEANS, CAM MEANS INCLUDING SURFACE MEANS ENGAGEABLE BY SAID CONTROL ARM MEANS TO PASS SAID FINGER MEANS CLOSE TO BUT NOT IN CONTACT WITH THE SURFACE OF ARTICLES SUPPORTED BY SAID SUPPORTING MEANS, STRIPPING MEANS POSITIONED ADJACENT SAID SUPPORTING MEANS AND IN THE PATH OF ARTICLES SUPPORTED BY SAID FINGER MEANS FOR STRIPPING SAID ARTICLES HELD BY SAID FINGER MEANS OFF ONTO SAID SUPPORTING MEANS AS SAID FINGER MEANS PASS RELATIVE TO SAID STRIPPING MEANS.
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) | 1970-08-28 | 1971-02-27 | 1971-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-28 | 1975-02-27 | 1975-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-28 | 1979-02-27 | 1979-08-29 | $7700.00 | Window Closed / Lapsed |