System and methods for detecting harmful agents within contents of mail

• US 6,765,490 B2
• Filed: 10/31/2001
• Issued: 07/20/2004
• Est. Priority Date: 10/23/2001
• Status: Expired due to Fees

• Current Assignee: Technology Solutions International, Inc. (Fiserv Incorporated)
• Original Assignee: Technology Solutions International, Inc. (Fiserv Incorporated)
• Inventors: Lopez, Steven W., Whittle, Jeffrey S.
• Primary Examiner(s): Lieu, Julie
• Application Number:
  US09/999,462
• Publication Number:
  US 20020126008A1
• Time in Patent Office: 993 Days
• Field of Search: 340/632, 73/233.4, 73/233.5, 73/234.1, 73/232, 738/634, 738/631.2
• US Class Current: 340/632
• CPC Class Codes: G01N 2001/022 sampling for security purposes, e.g. contraband, warfare agents
• CPC Class Codes: G01N 2001/025 postal items
• CPC Class Codes: G08B 21/12 responsive to undesired emission of substances, e.g. pollution alarms
• CPC Class Codes: G08B 21/14 Toxic gas alarms G08B21/16 takes precedence
• CPC Class Codes: G08B 23/00 Alarms responsive to unspecified undesired or abnormal conditions
• CPC Class Codes: G08B 31/00 Predictive alarm systems characterised by extrapolation or other computation using updated historic data

Abstract

A system and methods of the present invention advantageously provide efficient mail processing and handling that, as compared to existing procedures, enhances detection within the mail being processed or handled of biological, germ, chemical, or other harmful agents. A system and methods provide additionally a higher level of quality and consistency for processing and handling mail so that concerns over contamination of postal workers and potential mail recipients are reduced. A system and methods further provide enhanced disabling of contaminated mail contents, mail, mail equipment, mail containers, and mail personnel due to exposure or contact with harmful agents associated with mail.

Claims

1. A system for detecting harmful agents within the contents of mail, the system comprising:

a plurality of pieces of mail processing equipment each adapted to be positioned within a mail processing facility to individually separate and contact a plurality of different sized pieces of mail at a relatively high speed, the plurality of different sized pieces of mail including a plurality of letters, at least one of the plurality of pieces of processing equipment being positioned to individually separate and contactingly capture each of the plurality of letters between a plurality of belts as the plurality of pieces of mail pass through the at least one of the plurality of pieces of mail processing equipment;

a plurality of harmful agent sensors each positioned adjacent one of the plurality of pieces of mail processing equipment to sense the presence of a harmful agent in each individual piece of mail as the mail is processed by each of the plurality of pieces of mail processing equipment;

at least one system processor in communication with each of the plurality of harmful agent sensors to process data received from the plurality of harmful agent sensors; and

at least one alarm indicator responsive to the at least one system processor to indicate that at least one of the plurality of harmful agent sensors has sensed the presence of a harmful agent.

2. A system as defined in claim 1, wherein at least one of the plurality of harmful agent sensors comprises an olfactory device, and wherein the at least one of the plurality of pieces of processing equipment includes a pair of spaced-apart belts to contactingly capture each of the plurality of letters between the pair of belts as the plurality of letters pass through the at least one of the plurality of nieces of mail processing equipment at the relatively high rate of speed.

3. A system as defined in claim 2, wherein the olfactory device includes a smell sensor positioned to sense smell associated with a piece of mail, an olfactory device processor in communication with the smell sensor to process data received from the smell sensor, and a memory in communication with the olfactory device processor to store smell sensing data to be processed by the olfactory device, processor, wherein the plurality of pieces of mail further includes a plurality of flats, and wherein the plurality of pieces of mail processing equipment includes a separate piece of processing equipment to process the plurality of letters and a separate piece of processing equipment to process the plurality of flats.

4. A system as defined in claim 1, wherein at least one of the plurality of harmful agent sensors comprises at least one of the following:

an olfactory device, an ultraviolet device, an infrared device, an x-ray device, a laser device, a radio frequency device, and a heat sensing device, wherein the plurality of pieces of mail comprises a relatively large number of individual pieces of mail passing through the at least one piece of mail equipment at the relatively high speed, and wherein at least one piece of the plurality of pieces of mail processing equipment includes a canceller positioned to individually cancel each of the large number of individual pieces of mail as each piece passes therethrough to further increase the accuracy and identification of a mail piece being sensed for the presence of a harmful agent.

5. A system as defined in claim 1, further comprising a harmful agent disabling fluid applicator positioned to apply a harmful agent disabling fluid to a plurality of pieces of mail being processed to thereby disable harmful agents within the plurality of pieces of mail during one of the following conditions:

when all of the plurality of mail pieces pass through at least one of the plurality of pieces of mail processing equipment, when the presence of a harmful agent is detected in a mail piece being processed, or when the absence of a harmful agent is detected in a mail piece being processed.

6. A system as defined in claim 5, wherein the harmful agent disabling fluid applicator includes a fluid storage container positioned to supply the harmful agent disabling fluid for application to each, of the plurality of pieces of mail, and wherein the harmful agent disabling fluid comprises either a liquid or a gas.

7. A system as defined in claim 6, wherein the harmful agent disabling fluid includes a nanobomb material.

8. A system as defined in claim 7, wherein the harmful agent disabling fluid further includes an ink having the nanobomb material associated therewith.

9. A system for detecting harmful agents within the contents of mail, the system comprising:

at least one piece of mail processing equipment adapted to be positioned within a mail processing facility to individually separate and contactingly capture each of a plurality of pieces of mail between a plurality of belts as the plurality of pieces of mail pass through the at least one piece of mail processing equipment at a relatively high rate of speed;

at least one olfactory device adapted to be positioned adjacent the at least one piece of mail processing equipment to sense the presence of a harmful agent in each individual piece of mail as the mail is processed by the at least one piece of mail processing equipment;

at least one system processor in communication with the at least one olfactory device to process data received therefrom; and

at least one alarm indicator responsive to the at least one system processor to indicate that the at least one olfactory device has sensed the presence of a harmful agent.

10. A system as defined in claim 9, wherein the plurality of pieces of mail includes at least one of a plurality of letters and a plurality of flats.

11. A system as defined in claim 10, wherein the olfactory device includes a smell sensor positioned to sense smell associated with a piece of mail, an olfactory device processor in communication with the smell sensor to process data received from the smell sensor, and a memory in communication with the olfactory device processor to store smell sensing data to be processed by the olfactory device processor.

12. A system as defined in claim 9, wherein the the plurality of pieces of mail comprises a large number of individual pieces of mail passing through the at least one piece of mail processing equipment at the relatively high speed, and wherein the at least one piece of mail equipment includes a canceller positioned to individually cancel each of the large number of individual pieces of mail as each piece passes therethrough to further increase the accuracy and identification of a mail piece being sensed for the presence of a harmful agent.

13. A system as defined in claim 9, further comprising a harmful agent disabling fluid applicator positioned to apply a harmful agent disabling fluid to a plurality of pieces of mail being processed to thereby disable harmful agents within the plurality of pieces of mail during one of the following conditions:

when all of the plurality of mail pieces pass through at least one of the plurality of pieces of mail processing equipment, when the presence of a harmful agent is detected in a mail piece being processed, or when the absence of a harmful agent is detected in a mail piece being processed.

14. A system as defined in claim 13, wherein the harmful agent disabling fluid applicator includes a fluid storage container positioned to supply the harmful agent disabling fluid for application to each of the plurality of pieces of mail, and, wherein the harmful agent disabling fluid comprises either a liquid or a gas.

15. A system as defined in claim 14, wherein the harmful agent disabling fluid includes a nanobomb material.

16. A system as defined in claim 15, wherein the harmful agent disabling fluid further includes an ink having the nanobomb material associated therewith.

17. A method of detecting the presence of a harmful agent associated with mail, the method comprising:

contactingly capturing each of a plurality of separate pieces of mail between a plurality of belts as the plurality of separate pieces of mail travel at a relatively high rate of speed;

smell sensing the presence of one of a plurality of harmful agents possibly associated with the contents of mail by the use of an olfactory device after the mail has been contactingly captured between a plurality of belts; and

indicating an alarm condition responsive to the sensed presence of one of a plurality of harmful agents.

18. A method as defined in claim 17, wherein the olfactory device includes a memory having indications of a plurality of smell sensed conditions stored therein, each of the plurality of smell sensed condition being indicative of at least one of a plurality of harmful agents, and wherein the smell sensing step includes comparing a sensed smell with at least one of the plurality of smell sensed conditions, wherein the plurality of pieces of mail comprises a large number of individual pieces of mail passing through the at least one pieces of mail processing equipment at the relatively high speed, and wherein the at least one piece of mail equipment includes a canceller positioned to individually cancel each of the large number of individual pieces of mail as each piece passes therethrough to further increase the accuracy and identification of a mail piece being sensed for the presence of a harmful agent.

19. A method of detecting harmful agents associated with a piece of mail, the method comprising:

positioning at least one harmful agent sensor to be associated with at least one niece of mail processing equipment positioned to process a plurality of separate pieces of mail;

contactingly capturing each of the plurality of separate nieces of mail between a plurality of belts as the plurality of separate nieces of mail travel at a relatively high rate of speed;

sensing the presence of a harmful agent associated with at least one of the plurality of pieces of mail; and

indicating an alarm condition responsive to the sensed presence of a harmful agent in at least one of the plurality of pieces of mail.

20. A method as defined in claim 19, wherein the step of sensing includes the use of at least one harmful agent sensor, the at least one harmful agent sensor including at least one of the following:

an olfactory device, an ultraviolet device, an infrared device, an x-ray device, a laser device, and a beat sensing device.

21. A system for detecting harmful agents within the cements of mail, the system comprising:

a plurality of pieces of mail processing equipment positioned within a mail processing facility;

a plurality of harmful agent sensors each positioned adjacent one of the plurality of pieces of mail processing equipment to sense the presence of a harmful agent in each individual piece of mail as the mail is processed by each of the plurality of pieces of mail processing equipment;

at least one system processor in communication with each of the plurality of harmful agent sensors to process data received from the plurality of harmful agent sensors;

at least one alarm indicator responsive to the at least one system processor to indicate that at least one of the plurality of harmful agent sensors has sensed the presence of a harmful agent; and

a harmful agent disabling fluid applicator positioned to apply a harmful agent disabling fluid to a plurality of pieces of mail being processed to thereby disable harmful agents within the plurality of pieces of mail during one of the following conditions;

when all of the plurality of mail pieces pass through at least one of the plurality of pieces of mail processing equipment, when the presence of a harmful agent is detected in a mail piece being processed, or when the absence of a harmful agent is detected in a mail piece being processed.

22. A system as defined in claim 21, wherein the harmful agent disabling fluid applicator includes a fluid storage container positioned to supply the harmful agent disabling fluid for application to each of the plurality of pieces of mail, and wherein the harmful agent disabling fluid comprises either a liquid or a gas.

23. A system as defined in claim 22, wherein the harmful agent disabling fluid includes a nanobomb material.

24. A system as defined in claim 23, wherein the harmful agent disabling fluid further includes an ink having the nanobomb material associated therewith.

25. A system for detecting harmful agents within the contents of mail, the system comprising:

at least one piece of mail processing equipment positioned within a mail processing facility;

at least one harmful agent sensor positioned adjacent the at least one piece of mail processing equipment to sense the presence of a harmful agent in each individual piece of mail as the mail is processed by the at least one piece of mail processing equipment;

at least one system processor in communication with the at least one harmful agent sensor to process data received therefrom;

at least one alarm indicator responsive to the at least one system processor to indicate that the at least one harmful agent sensor has sensed the presence of a harmful agent; and

a harmful agent disabling fluid applicator positioned to apply a harmful agent disabling fluid to a plurality of pieces of mail being processed to thereby disable harmful agents within the plurality of pieces of mail during one of the following conditions;

when all of the plurality of mail pieces pass trough at least one of the plurality of pieces of mail processing equipment, when the presence of a harmful agent is detected in a mail piece being processed, or when the absence of a harmful agent is detected in a mail piece being processed.

26. A system as defined in claim 25, wherein the harmful agent disabling fluid applicator includes a fluid storage container positioned to supply the harmful agent disabling fluid for application to each of the plurality of pieces of mail, and, wherein the harmful agent disabling fluid comprises either a liquid or a gas.

27. A system as defined in claim 26, wherein the harmful agent disabling fluid includes a nanobomb material.

28. A system as defined in claim 27, wherein the harmful agent disabling fluid further includes an ink having the nanobomb material associated therewith.

29. A system for detecting harmful agents within the contents of mail, the system comprising:

at least one piece of mail processing equipment positioned within a mail processing facility to individually separate and contact a plurality of pieces of mail as the plurality of pieces of mail pass through the at least one piece of mail processing equipment at a relatively high rate of speed;

at least one olfactory device positioned adjacent the at least one piece of mail processing equipment to sense the presence of a harmful agent in each individual piece of mail as the mail is processed by the at least one piece of mail processing equipment;

at least one system processor in communication with the at least one olfactory device to process data received therefrom; and

at least one alarm indicator responsive to the at least one system processor to indicate that the at least one harmful agent sensor has sensed the presence of a harmful agent.

30. A system as defined in claim 29, wherein the plurality of pieces of mail includes at least one of a plurality of letters and a plurality of flats.

31. A system as defined in claim 29, wherein the olfactory device includes a smell sensor positioned to sense smell associated with a piece of mail, an olfactory device processor in communication with the smell sensor to process data received from the smell sensor, and a memory in communication with the olfactory device processor to store smell sensing data to be processed by the olfactory device processor.

32. A system as defined in claim 30, wherein the plurality of pieces of mail further includes a large number of the at least one of a plurality of letters and a plurality of flats passing through the at least one piece of mail processing equipment at the relatively high speed, and wherein the at least one piece of mail equipment includes a canceller positioned to individually cancel each of the large number of individual pieces of mail as each piece passes therethrough to further increase the accuracy and identification of a mail piece being sensed for the presence of a harmful agent.