1. A method for automatically migrating user’s working data by using a plurality of automatic work data migration apparatuses connected respectively to a plurality of work devices to be used by the user to make a work, the method comprising:
a first step in which the automatic work data migration apparatus connected to the work device detects that the user leaves or accesses the work device;
a second step of collecting user work data related to the work device and storing the collected user work data in the automatic work data migration apparatus connected to the work device, if it is detected that the user leaves the work device;
a third step of providing the storage location information of the user work data to another automatic work data migration apparatuses connected to the automatic work data migration apparatus;
a fourth step in which the automatic work data migration apparatus connected to the work device searches the storage location information of the user work data if it is detected that the user accesses the work device; and
a fifth step in which the automatic work data migration apparatus connected to the work device accessed by the user in the fourth step receives the user work data related to a work executed in the previous work device.
2. The method according to claim 1, further comprising: connecting the automatic work data migration apparatuses connected to the work devices to be used by the user before the first step to create a virtual ring network.
3. The method according to claim 2, wherein the step of creating the virtual ring network comprises:
assigning separate device ID numbers to the automatic work data migration apparatuses;
arranging the automatic work data migration apparatuses assigned the device ID numbers in order of the size of the assigned device ID number, the order being the ascending or descending order of the assigned device ID number; and
connecting the automatic work data migration apparatuses with the device ID numbers contiguous to each other and connecting the automatic work data migration apparatus with the smallest device ID number and the automatic work data migration apparatus with the largest device ID number.
4. The method according to one of claims 1 through 3, wherein the first step assigns different users different RFID tags with different user ID numbers and uses an RFID reader to detect whether the user leaves or accesses the work device.
5. The method according to one of claims 1 through 3, wherein the user work data stored in the second step is at least one selected from the environment setting information of the work device previously accessed by the user, the environment setting information of an application used by the user, and the user work file information related to the application.
6. The method according to one of claims 1 through 3, wherein the third step provides the storage location information of the user work data to only the automatic work data migration apparatus determined by hashing the user ID using a hash function.
7. The method according to one of claims 1 through 3, wherein the third step comprises:
calculating the device ID of the automatic work data migration apparatus using the user ID and a hash function; and
recording, in a distributed hash table of the automatic work data migration apparatus with the calculated device ID, the user ID information, the device ID information of the automatic work data migration apparatus storing the user work data, and the storage location information of the user work data in the automatic work data migration apparatus.
8. The method according to claim 7, wherein the step of searching the storage location information of the user work data in the fourth step comprises:
hashing the user ID information to calculate the device ID of the automatic work data migration apparatus in which the location information of the user work data is recorded; and
collecting the location information of the user work data that is recorded in the automatic work data migration apparatus with the calculated device ID.
9. The method according to claim 8, wherein the step of collecting the location information of the user work data comprises reading the hash table of the automatic work data migration apparatus.
10. The method according to claim 8, further comprising, if fails to obtain the location information of the user work data from the automatic work data migration apparatus, transmitting a search request to another automatic work data migration apparatus adjacent to the automatic work data migration apparatus to obtain the resulting value.
11. The method according to one of claims 1 through 3, further comprising, after the fifth step, recovering the received user work data in the format usable by the user.
12. An apparatus for automatically migrating user’s working data, the apparatus comprising:
a user migration detector for detecting that that the user leaves or accesses an automatic work data migration apparatus connected to a virtual ring network;
a user work data collectingstoring unit for collecting and storing the user work data if it is detected by the user migration detector that the user leaves the automatic work data migration apparatus;
a user work data storage location notifier for recording, in another automatic work data migration apparatus, the storage location information of the user work data that is stored by the user work data collectingstoring unit;
a user work data searcher for searching and detecting the location information of the automatic work data migration apparatus if the user accesses the automatic work data migration apparatus; and
a user work data downloader for detecting the location information searched by the user work data searcher and transmitting the user work data stored in the automatic work data migration apparatus corresponding to the detected location information to the automatic work data migration apparatus accessed by the user.
13. The apparatus according to claim 12, further comprising a distributed hash table manager for managing a distributed hash table for use of a distributed hash function so that the user work data storage location notifier and the user work data searcher is able to synchronize the distributed management of the user work data and the data search.
14. The apparatus according to claim 13, wherein the distributed hash table contains user identification information, the ID information of the automatic work data migration apparatus that stores work data related to a predetermined work made by the user, and location address information of the user work data.
15. The apparatus according to claim 12, further comprising a virtual ring network connection processor for connecting the automatic work data migration apparatuses to a virtual ring network and maintaining the connection.
16. The apparatus according to claim 15, wherein the virtual ring network connection processor assigns a separate ID number to each of the automatic work data migration apparatuses connected to the work devices accessed by the user, arranges the automatic work data migration apparatuses in order of the assigned ID number, connects the automatic work data migration apparatuses with the ID numbers contiguous to each other, and connects the automatic work data migration apparatuses with the start and end ID numbers.
17. The apparatus according to claim 12, further comprising a user work data recoverer for recovering the user work data downloaded by the user work data downloader so that the user can use the user work data in a new work device.
18. The apparatus according to claim 12, wherein the user migration detector includes an RFID reader for detecting that each of users with different RFID tags leaves or accesses the work device.
19. The apparatus according to claim 12, wherein the user work data storage location notifier hashes the user ID by a hash function to determine another automatic work data migration apparatus in which the storage location information of the user work data is to be recorded.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A process for preparing a filled halobutyl elastomer which comprises admixing a halobutyl elastomer, particles of filler and a silane that has at least one hydroxyl group or hydrolysable group attached to a silicon atom of the silane, and curing the filled halobutyl elastomer with sulphur.
2. A process according to claim 1, wherein the halobutyl elastomer is a bromobutyl elastomer.
3. A process according to claim 1 wherein the halobutyl elastomer is a brominated isobutylene-p-methyl styrene copolymer.
4. A process according to claim 1 wherein the halobutyl elastomer is a chlorobutyl elastomer.
5. A process according to claim 1, wherein the filler is silica.
6. A process according to claim 1 wherein the filled halobutyl elastomer is admixed with another elastomer or elastomeric compound before it is subjected to curing with sulphur.
7. A process according to claim 1, wherein the silane has at least one alkoxy group having up to six carbon atoms attached to a silicon atom of the silane.
8. A process according to claim 7, wherein the alkoxy group is a methoxy or ethoxy group.
9. A process according to claim 1, wherein the silane is an aminosilane.
10. A process according to claim 9, wherein the aminosilane is 3-aminopropyl trimethoxysilane or 3-aminopropyl triethoxysilane.
11. A process according to claim 1, wherein the silane is a sulfur-containing silane.
12. A process according to claim 11, wherein the sulfur-containing silane is
bis3-(triethoxysilyl)propyltetrasulfane,
bis3-(trimethoxysilyl)propyltetrasulfane,
bis3-(triethoxysilyl)propyldisulfane or
bis3-(trimethoxysilyl)propyldisulfane.
13. A process according to claim 1, wherein the silane is a mixture of an aminosilane and a sulfur-containing silane.
14. A process according to claim 1, wherein the mixing is carried out at a temperature between 30 C. and 200 C. for 0.5 to 60 minutes.
15. A process according to claim 1, wherein the filled halogenated elastomer is cured with 0.3 to 2.0 parts by weight of sulphur.
16. A process according to claim 15, wherein the filled halogenated elastomer is admixed with 0.3 to 2.0 parts by weight of sulfur and 0.5 to 2 parts by weight of magnesium oxide per hundred parts by weight of elastomer.
17. A process according to claim 16, wherein zinc oxide in an amount up to 5 parts by weight is also admixed with the elastomer prior to curing.
18. A filled, cured halobutyl elastomer composition prepared by a process according to claim 1.
19. A filled, cured bromobutyl elastomer composition prepared by a process according to claim 1.
20. A filled, cured elastomer composition according to claim 18 in the form of a tread for a vehicle tire.
21. A filled, cured elastomer composition according to claim 18 in the form of an innerliner for a vehicle tire.
22. A filled, cured elastomer composition according to claim 19 in the form of a tread for a vehicle tire.
23. A filled, cured elastomer composition according to claim 19 in the form of an innerliner for a vehicle tire.