Bag placer
Abstract
Abstract A BAG PLACER FOR AUTOMATICALLY PICKING UP A BAG FROM A STACK IN A MAGAZINE, OPENING IT AND PLACING IT ON A BAG HOLDER OR THE SPOUT OF A SUPPLY HOPPER RECEIVING MATERIAL TO BE DELIVERED TO THE BAG. THE APPARATUS FOR EFFECTING THE MAGAZINE-TO BAG HOLDER TRANSFER AND FOR OPENING THE BAG COMPRISES A SUCTION CUP ASSEMBLY WHICH IS DISPLACED BACK AND FORTH BETWEEN THE MAGAZINE AND THE BAG HOLDER BY A MOTOR DRIVEN MOTION TRANSMITTING LINKAGE MECHANISM. THIS LINKAGE MECHANSISM IS CONSTRUCTED TO DISPLACE THE SUCTION CUP ASSEMBLY ALONG A MOTION PATH APROACHING THE CONFIGURATION OF AND IS DEFINED BY TWO OPPOSITELY CURVED PORTIONS WHICH ARE SMOOTHLY JOINED TOGETHER BY A SINGLE POINT OR REGION OF INFLEXION. THE LINKAGE MECHANISM FURTHER TRANSLATE UNIFORM ROTARY MOTION OF A POWER OUTPUT MEMBER TO ACCELERATE THE BAG AS IT IS TRANSFERRED FROM THE MAGAZINES TO THE BAG HOLDER ALONG THE S-SHAPED MOTION PATH.
Inventors
- 👤 Arthur J Burke
- 👤 Rudolf Keller
Bibliographic Details
Claims Analysis
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-11-15 | 1975-05-17 | 1975-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-11-15 | 1979-05-17 | 1979-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-11-15 | 1983-05-17 | 1983-11-16 | $7700.00 | Window Closed / Lapsed |