← Back to Patent Explorer
US3197849A Expired / Lapsed US ⏱️ 0.0 years remaining

Tool for inserting and extracting removable electrical contacts

Assignee: TDK Micronas GmbH
•
Filing: 1964-01-31
•
Granted: 1965-08-03
•
Expires: 1984-01-31
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Johnson George Stanford

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 08:42
CPC Classifications
H; H05; H05K; H05K13/00; H05K13/04; H05K13/0447; F; F16; F16L; F16L27/00; F16L27/10; H01; H01R; H01R13/00; H01R13/40; H01R13/42; H01R13/426; H01R43/00; H01R43/20; H01R43/22; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/5313; Y10T29/532; Y10T29/53209; Y10T29/53274; Y10T29/53283

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 219 words
A SPAGHETTI TYPE TOOL DESIGNED FOR RETENTION ON AN INSULATED WIRE CONDUCTOR ATTACHED TO A CONTACT TERMINAL MEMBER AND BEING ADAPTABLE TO FUNCTION AS A GENERALLY CYLINDRICAL PROBE TO PUSH A FLANGED CONTACT TERMINAL MEMBER INTO PLACE IN THE BORE OF AN ELECTRICAL CONNECTOR INSULATOR BLOCK OR TO DISPLACE A RESILIENT LOCKING ELEMENT IN THE LATTER OF FREE THE CONTACT TERMINAL MEMBER FOR REMOVAL FROM SAID BORE, SAID TOOL COMPRISING AN ELONGATED TUBULAR MEMBER HAVING A BORE EXTENDING ENTIRELY THERETHROUGH FROM A FORWARD END TO A REARWARD END, SAID BORE HAVING A DIAMETER OF SUCH SIZE AS TO LOOSELY EMBRACE SAID INSULATED WIRE AND A CONTACT TERMINAL SECTION EXTENDING THEREFROM, THE OUTSIDE SURFACE OF THE FORWARD END PORTION OF SAID TUBULAR MEMBER HAVING A PROTRUDING MAJOR DIAMETER NEAR SAID FORWARD END AND A MINOR DIAMETER, SAID TUBULAR MEMBER BEING SUBSTANTIALLY RIGID AXIALLY BUT RESILIENT DIAMETRICALLY AND DEFORMABLE BY MANUAL EFFORT TO PUSH THE TOOL FORWARDLY INTO THE BORE OF THE INSULATOR BLOCK WHEREBY THE SURFACE OF THE MAJOR DIAMETER PORTIONS MAKE AN INTERFERENCE FIT WITH THE WALL OF THE BORE, FRICTIONAL FORCE OF THE INTERFERENCE FIT BEING OF A MAGNITUDE WHEREBY THE TOOL WILL BE RETAINED AT THE POSITION IN THE BORE WHERE IT IS LEFT BUT HTE TOOL MAY BE MANUALLY MOVED AXIALLY EITHER WAY IN THE BORE.
Claim 2
Dependent Claim 219 words
A SPAGHETTI TYPE TOOL DESIGNED FOR RETENTION ON AN INSULATED WIRE CONDUCTOR ATTACHED TO A CONTACT TERMINAL MEMBER AND BEING ADAPTABLE TO FUNCTION AS A GENERALLY CYLINDRICAL PROBE TO PUSH A FLANGED CONTACT TERMINAL MEMBER INTO PLACE IN THE BORE OF AN ELECTRICAL CONNECTOR INSULATOR BLOCK OR TO DISPLACE A RESILIENT LOCKING ELEMENT IN THE LATTER OF FREE THE CONTACT TERMINAL MEMBER FOR REMOVAL FROM SAID BORE, SAID TOOL COMPRISING AN ELONGATED TUBULAR MEMBER HAVING A BORE EXTENDING ENTIRELY THERETHROUGH FROM A FORWARD END TO A REARWARD END, SAID BORE HAVING A DIAMETER OF SUCH SIZE AS TO LOOSELY EMBRACE SAID INSULATED WIRE AND A CONTACT TERMINAL SECTION EXTENDING THEREFROM, THE OUTSIDE SURFACE OF THE FORWARD END PORTION OF SAID TUBULAR MEMBER HAVING A PROTRUDING MAJOR DIAMETER NEAR SAID FORWARD END AND A MINOR DIAMETER, SAID TUBULAR MEMBER BEING SUBSTANTIALLY RIGID AXIALLY BUT RESILIENT DIAMETRICALLY AND DEFORMABLE BY MANUAL EFFORT TO PUSH THE TOOL FORWARDLY INTO THE BORE OF THE INSULATOR BLOCK WHEREBY THE SURFACE OF THE MAJOR DIAMETER PORTIONS MAKE AN INTERFERENCE FIT WITH THE WALL OF THE BORE, FRICTIONAL FORCE OF THE INTERFERENCE FIT BEING OF A MAGNITUDE WHEREBY THE TOOL WILL BE RETAINED AT THE POSITION IN THE BORE WHERE IT IS LEFT BUT HTE TOOL MAY BE MANUALLY MOVED AXIALLY EITHER WAY IN THE BORE.

References Cited (Backward Citations)

US2995812A Cited
US3121282A Cited
US3110093A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-08-02 1969-02-01 1969-08-03 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-08-02 1973-02-01 1973-08-03 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-08-02 1977-02-01 1977-08-03 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag