Patent US3987710A successfully refreshed from Google Patents.
US3987710A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carton squaring mechanism in a case erector
Assignee: ABC Packaging Machine Corp
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Filing: 1976-01-21
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Granted: 1976-10-26
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Expires: 1996-01-21
Abstract
Abstract A machine is disclosed for erecting cases stored in upright, flattened positions in storage magazines. The machine includes means for extracting end member cases from the magazines, for dropping the extracted cases into drop chutes, for urging the cases in a generally horizontal direction out of the drop chutes, for opening the flattened cases by spreading the case sides apart, for tucking in lower case end flaps, for folding one case bottom panel in under the tucked end flaps, for applying adhesive to the bottom surface of the folded bottom panel, for folding another bottom panel in under the bottom panel having adhesive thereon, and for compressing the two bottom panels together.
Inventors
- 👤 Donald G. Reichert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:36
CPC Classifications
B; B65; B65B; B65B43/00; B65B43/26; B65B43/30; B65B43/305; B65B43/12; B65B43/14; B65B43/16; B65B43/18; B65B43/185; B31; B31B; B31B2100/00; B31B2120/00; B31B2120/30; B31B50/00; B31B50/004; B31B50/0044; B31B50/02; B31B50/04; B31B50/06; B31B50/74; B31B50/76; B31B50/80; B31B50/802
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
75 words
In a case erecting machine apparatus for squaring the sides of cases being moved along a preselected path, said apparatus comprising a case stop; means for positioning said stop along said path; a pair of mounting plates pivotally mounted to opposite sides of said path; spring means biasing said mounting plates inwardly towards said path; and a pair of rollers rotatably supported upon said mounting plates for rotatable engagement with the sides of the cases.
Claim 2
Dependent Claim
75 words
In a case erecting machine apparatus for squaring the sides of cases being moved along a preselected path, said apparatus comprising a case stop; means for positioning said stop along said path; a pair of mounting plates pivotally mounted to opposite sides of said path; spring means biasing said mounting plates inwardly towards said path; and a pair of rollers rotatably supported upon said mounting plates for rotatable engagement with the sides of the cases.
Claim 3
Dependent Claim
22 words
The apparatus of claim 1 comprising a pair of plate stops for limiting inward movement of said mounting plates towards said path.
Claim 4
Dependent Claim
19 words
The apparatus of claim 1 comprising means for adjusting the distance said rollers are supported from said casee stop.
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) | 1979-10-26 | 1980-04-26 | 1980-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-10-26 | 1984-04-26 | 1984-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-10-26 | 1988-04-26 | 1988-10-26 | $7700.00 | Window Closed / Lapsed |