← Back to Patent Explorer
US3288231A Expired / Lapsed US ⏱️ 0.0 years remaining

Egg weighing apparatus

Assignee: Big Dutchman Inc
•
Filing: 1965-01-25
•
Granted: 1966-11-29
•
Expires: 1985-01-25
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Albert W Hanne

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 13:57
CPC Classifications
B; B07; B07C; B07C5/00; B07C5/16; B07C5/18; G; G01; G01G; G01G3/00; G01G3/08

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 242 words
APPARATUS FOR AUTOMATICALLY MEASURING THE WEIGHT OF INDIVIDUAL EGGS OR LIKE OBJECTS, COMPRISING IN COMBINATION: A RECEIVING PLATFORM STRUCTURE FOR RESTINGLY SUPPORTING THE OBJECTS TO BE WEIGHED; RESILIENTLY BIASED SUSPENSION MEANS CONNECTING SAID PLATFORM TO A FIXED EXTERNAL FRAME AND EXTENDING THEREBETWEEN; SAID SUSPENSION MEANS ARRANGED TO MOVE AWAY FROM ITS NORMAL BIASED POSITION IN RESPONSE TO THE WEIGHT OF AN OBJECT UPON SAID PLATFORM; AN ELECTROMECHANICAL TRANSDUCER HAVING A BODY PORTION AND A MEMBER MOVABLE RELATIVE TO THE SAID BODY TO PRODUCE ELECTRICAL SIGNALS REPRESENTATIVE OF AND HAVING A KNOWN RELATIONSHIP TO SAID RELATIVE MOTION; MEANS CONNECTING SAID MOVABLE TRANSDUCER MEMBER TO SAID SUSPENSION MEANS AND PLATFORMS; A MOUNTING MEMBER COMPRISING A SUBSTANTIALLY SOLID BLOCK OF HEAT-CONDUCTIVE MATERIAL SECURABLE TO SAID FRAME, EXTENDING TOWARD SAID PLATFORM, AND ARRANGED TO AT LEAST PARTIALLY ENGIRDLE SAID TRANSDUCER BODY TO FIXEDLY MOUNT THE SAME; SAID MOUNTING MEMBER ACTING AS A HEAT TRANSFER AND DISSIPATION STRUCTURE FOR CONTROLLING THE OPERATING TEMPERATURE OF THE TRANSDUCER; SAID MOUNTING MEMBER BLOCK DEFINING A WELL FOR CONTAINING A VISCOUS DAMPING LIQUID; SAID SUSPENSION MEANS HAVING A MEMBER CONNECTED THERETO AND EXTENDING INTO SAID WELL, SUCH THAT THE MOVEMENTS OF SAID SUSPENSION MEANS IN RESPONSE TO THE WEIGHT OF AN OBJECT UPON SAID PLATFORMO ARE DAMPED BY SAID MEMBER MOVING WITHIN SAID DAMPING FLUID; AND MEANS ELECTRICALLY CONNECTED TO SAID TRANSDUCER FOR PRODUCING AN INDICATION OF THE WEIGHT OF THE OBJECT ON THE PLATFORM FROM SAID ELECTRICAL SIGNAL REPRESENTATIVE THEREOF.
Claim 2
Dependent Claim 242 words
APPARATUS FOR AUTOMATICALLY MEASURING THE WEIGHT OF INDIVIDUAL EGGS OR LIKE OBJECTS, COMPRISING IN COMBINATION: A RECEIVING PLATFORM STRUCTURE FOR RESTINGLY SUPPORTING THE OBJECTS TO BE WEIGHED; RESILIENTLY BIASED SUSPENSION MEANS CONNECTING SAID PLATFORM TO A FIXED EXTERNAL FRAME AND EXTENDING THEREBETWEEN; SAID SUSPENSION MEANS ARRANGED TO MOVE AWAY FROM ITS NORMAL BIASED POSITION IN RESPONSE TO THE WEIGHT OF AN OBJECT UPON SAID PLATFORM; AN ELECTROMECHANICAL TRANSDUCER HAVING A BODY PORTION AND A MEMBER MOVABLE RELATIVE TO THE SAID BODY TO PRODUCE ELECTRICAL SIGNALS REPRESENTATIVE OF AND HAVING A KNOWN RELATIONSHIP TO SAID RELATIVE MOTION; MEANS CONNECTING SAID MOVABLE TRANSDUCER MEMBER TO SAID SUSPENSION MEANS AND PLATFORMS; A MOUNTING MEMBER COMPRISING A SUBSTANTIALLY SOLID BLOCK OF HEAT-CONDUCTIVE MATERIAL SECURABLE TO SAID FRAME, EXTENDING TOWARD SAID PLATFORM, AND ARRANGED TO AT LEAST PARTIALLY ENGIRDLE SAID TRANSDUCER BODY TO FIXEDLY MOUNT THE SAME; SAID MOUNTING MEMBER ACTING AS A HEAT TRANSFER AND DISSIPATION STRUCTURE FOR CONTROLLING THE OPERATING TEMPERATURE OF THE TRANSDUCER; SAID MOUNTING MEMBER BLOCK DEFINING A WELL FOR CONTAINING A VISCOUS DAMPING LIQUID; SAID SUSPENSION MEANS HAVING A MEMBER CONNECTED THERETO AND EXTENDING INTO SAID WELL, SUCH THAT THE MOVEMENTS OF SAID SUSPENSION MEANS IN RESPONSE TO THE WEIGHT OF AN OBJECT UPON SAID PLATFORMO ARE DAMPED BY SAID MEMBER MOVING WITHIN SAID DAMPING FLUID; AND MEANS ELECTRICALLY CONNECTED TO SAID TRANSDUCER FOR PRODUCING AN INDICATION OF THE WEIGHT OF THE OBJECT ON THE PLATFORM FROM SAID ELECTRICAL SIGNAL REPRESENTATIVE THEREOF.

References Cited (Backward Citations)

US2623741A Cited
US2763457A Cited
US2940747A Cited
US3017026A Cited
US3080936A Cited
US3112805A Cited
US3119457A Cited
US3107743A Cited
US3182495A Cited
US3133606A Cited
US3108647A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-11-28 1970-05-30 1970-11-29 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-11-28 1974-05-30 1974-11-29 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-11-28 1978-05-30 1978-11-29 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag