Patent US2612431A successfully refreshed from Google Patents.
Patent US6292825B1 successfully refreshed from Google Patents.
← Back to Patent Explorer
US3089697A Expired / Lapsed US ⏱️ 0.0 years remaining

Stack conditioning apparatus

Assignee: Unisys Corp
•
Filing: 1961-09-14
•
Granted: 1963-05-14
•
Expires: 1981-09-14
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Donald E Brozo

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 20:43
CPC Classifications
G; G06; G06K; G06K13/00; G06K13/02; G06K13/08; G06K13/14

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 98 words
IN A MECHANISM FOR FEEDING CARDS FROM A STACK OF VERTICAL CARDS, APPARATUS FOR CONDITIONING THE STACK COMPRISING A BASE, A STACK SUPPORTING TABLE RESILIENTLY SUPPORTED THEREON, MEANS FOR VIBRATING SAID TABLE, A PIVOTABLE MEMBER MOUNTED ON SAID BASE, A TAMPING MEMBER FIXED TO SAID PIVOTABLE MEMBER ENGAGEABLE WITH THE EXPOSED EDGES OF THE CARDS IN THE STACK, AND MEANS INTERCONNECTING SAID PIVOTABLE MEMBER AND SAID TABLE WHEREBY THE VIBRATING MOVEMENT OF SAID TABLE IS CONVERTED TO AN OSCILLATING MOVEMENT OF SAID TAMPING MEMBER INTO AND AWAY FROM ENGAGEMENT WITH THE EDGES OF THE CARDS IN THE STACK.
Claim 2
Dependent Claim 98 words
IN A MECHANISM FOR FEEDING CARDS FROM A STACK OF VERTICAL CARDS, APPARATUS FOR CONDITIONING THE STACK COMPRISING A BASE, A STACK SUPPORTING TABLE RESILIENTLY SUPPORTED THEREON, MEANS FOR VIBRATING SAID TABLE, A PIVOTABLE MEMBER MOUNTED ON SAID BASE, A TAMPING MEMBER FIXED TO SAID PIVOTABLE MEMBER ENGAGEABLE WITH THE EXPOSED EDGES OF THE CARDS IN THE STACK, AND MEANS INTERCONNECTING SAID PIVOTABLE MEMBER AND SAID TABLE WHEREBY THE VIBRATING MOVEMENT OF SAID TABLE IS CONVERTED TO AN OSCILLATING MOVEMENT OF SAID TAMPING MEMBER INTO AND AWAY FROM ENGAGEMENT WITH THE EDGES OF THE CARDS IN THE STACK.

References Cited (Backward Citations)

US1291074A Cited
US2631851A Cited
US2642285A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-05-13 1966-11-12 1967-05-14 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-05-13 1970-11-12 1971-05-14 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-05-13 1974-11-12 1975-05-14 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag