← Back to Patent Explorer
US3564931A Expired / Lapsed US ⏱️ 0.0 years remaining

Nutational motion damping means for gyroscopic apparatus

Assignee: Optigon Research and Development Corp
•
Filing: 1968-09-04
•
Granted: 1971-02-23
•
Expires: 1988-09-04
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

Abstract A GYROSCOPE LINKAGE FOR INTERCONNECTING A LOW FRICTION BALANCE OPTICAL DEVICE WITH THE GYROSCOPE HAVING A YIELDABLE INTERCONNECTING ELEMENT CONNECTED TO THE GYROSCOPE AND THE OPTICAL ELEMENT AFFORDING HIGH ENERGY ABSORBING YIELDABILITY DURING TORQUE STRESSES DUE TO ANGULAR VAIRATION TO THE GYROSCOPE WITH RESPECT TO THE OPTICAL DEVICE AND HAVING A SUFFICIENT CONSTRAINING BIAS TO MAINTAIN ON-AXIS REGISTRATION OF THE TWO ELEMENTS USING, FOR EXAMPLE, A CYLINDER CONNECTED TO THE GYROSCOPE AND PISTON CONNECTED TO THE OPTICAL DEVICE IN WHICH THE PISTON IS RECIPROCALLY MOUNTED WITHIN THE CYLINDER, SPRING BIAS IN THE CYLINDER YIELDABLY HOLDING THE PISTON IN A BIASED POSITION, AND A FRICTION PRODUCING FLUID FIELD BETWEEN THE PISTON AND THE CYLINDER TO ABSORB ENERGY DUE TO RECIPROCATING MOTION OF THE PISTON RELATIVE TO THE CYLINDER.

Inventors

  • 👤 William E Humphrey

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 15:03
CPC Classifications
G; G01; G01C; G01C19/00; G01C19/02; G01C19/04; G02; G02B; G02B27/00; G02B27/64; G02B27/646; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1218; Y10T74/1229; Y10T74/1257

Claims Analysis

Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.

References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1974-02-22 1974-08-24 1975-02-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-02-22 1978-08-24 1979-02-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-02-22 1982-08-24 1983-02-23 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag