1. A permanent magnet, comprising:
a composition represented by a composition formula:
RpFeqMrCusCo100-p-q-r-s
where, R is at least one element selected from rare earth elements,
M is at least one element selected from Zr, Ti and Hf,
p is a number satisfying 10\u2266p\u226613.5 atomic %,
q is a number satisfying 28\u2266q\u226640 atomic %,
r is a number satisfying 0.88\u2266r\u22667.2 atomic %,
s is a number satisfying 4\u2266s\u226613.5 atomic %; and
a metallic structure in which a composition region having an Fe concentration of 28 mol % or more is a main phase,
wherein a Cu concentration in the main phase is 5 mol % or more.
2. The permanent magnet according to claim 1,
wherein the metallic structure includes a Cu-M rich phase having 5 mol % or more of a Cu concentration and 3 mol % or more of a concentration of the element M.
3. The permanent magnet according to claim 2,
wherein a volume ratio of the Cu-M rich phase with respect to an entire phase structuring the metallic structure is in a range of 0.01 to 5%.
4. The permanent magnet according to claim 1,
wherein the main phase includes a Th2Zn17 crystal phase, and a grain boundary phase having a Cu concentration which is 1.2 times or more a Cu concentration in the Th2Zn17 crystal phase.
5. The permanent magnet according to claim 1,
wherein 50 atomic % or more of the element R is Sm, and 50 atomic % or more of the element M is Zr.
6. The permanent magnet according to claim 1,
wherein 20 atomic % or less of Co is replaced with at least one element A selected from Ni, V, Cr, Mn, Al, Ga, Nb, Ta and W.
7. A method for manufacturing a permanent magnet, comprising:
preparing an alloy powder having a composition represented by a composition formula:
RpFeqMrCusCo100-p-q-r-s
where, R is at least one element selected from rare earth elements,
M is at least one element selected from Zr, Ti and Hf,
p is a number satisfying 10\u2266p\u226613.5 atomic %,
q is a number satisfying 28\u2266q\u226640 atomic %,
r is a number satisfying 0.88\u2266r\u22667.2 atomic %,
s is a number satisfying 4\u2266s\u226613.5 atomic %;
press-forming the alloy powder in a magnetic field to form a pressed powder body;
sintering the pressed powder body at a temperature TS satisfying TM\u201450<TS<TM, where TM is a melting start temperature (\xb0 C.) of a low melting M-rich phase in the alloy powder, to form a sintered body;
performing a solution treatment to the sintered body; and
performing an aging treatment to the sintered body after the solution treatment.
8. The manufacturing method of the permanent magnet according to claim 7,
wherein the sintered body after the aging treatment includes a metallic structure in which a composition region having an Fe concentration of 28 mol % or more and a Cu concentration of 5 mol % or more is a main phase.
9. A motor comprising the permanent magnet according to claim 1.
10. A generator comprising the permanent magnet according to claim 1.
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 general purpose computer system for navigating and accessing content, comprising:
a plurality of applications, at least one of the applications handling a different type of media content than other;
transport controls independent-of the applications for inputting commands to navigate and access content of the applications; and
an operating system having a component operably coupled to the transport controls and the applications, the component receiving the input commands from the transport controls and sending the input commands to the applications.
2. The system of claim 1 wherein one of the applications comprises a voice mail application.
3. The system of claim 2 wherein the voice mail application receives the input commands corresponding to the transport controls for browsing a list of voice mail messages.
4. The system of claim 2 wherein the voice mail application receives an input command corresponding to the transport controls for reviewing a recorded reply to a voice mail message.
5. The system of claim 3 wherein the input commands use at least one member of a set containing previous and next.
6. The system of claim 1 wherein one of the applications comprises a spreadsheet application.
7. The system of claim 6 wherein the spreadsheet application receives an input command corresponding to the transport controls for recording an annotation to a cell of the spreadsheet.
8. The system of claim 6 wherein the spreadsheet application receives input commands from the transport controls for reviewing a recorded annotation made to a cell of the spreadsheet.
9. The system of claim 8 wherein the input commands use at least one member of the set comprising previous and next.
10. The system of claim 1 wherein one of the applications comprises a word processing application.
11. The system of claim 10 wherein the word processing application receives the input commands corresponding to the transport controls for recording an annotation to a document.
12. The system of claim 10 wherein the word processing application receives input commands from the transport controls for reviewing a recorded annotation made to a document.
13. The system of claim 12 wherein the input commands use at least one member of a set containing previous and next.
14. The system of claim 1 wherein the transport controls use at least one member of a set containing play, pause, stop, previous, next, and record.
15. The system of claim 1, wherein the buttons of the transport controls reside on a computer housing.
16. The system of claim 1, wherein the buttons of the transport controls reside on a computer keyboard.
17. The system of claim 1, wherein the buttons of the transport controls reside on a computer monitor.
18. The system of claim 1, wherein the buttons of the transport controls reside on a communications panel.
19. The system of claim 1, wherein the buttons of the transport controls reside on a remote control.
20. The system of claim 1, wherein the component operably coupled to the transport controls comprises a hardware interface.
21. The system of claim 1, wherein the operating system further comprises a component for controlling an indicator for a transport control.
22. The system of claim 21, wherein the indicator uses at least one member of a set containing visual, audible, and tactile representations.
23. The system of claim 22 wherein the indicator comprising a visual representation illuminates with the color red while recording.
24. The system of claim 22 wherein the indicator comprising a visual representation illuminates with the color amber while pausing.
25. A method in a computer system, comprising:
launching an application for navigating and accessing one type of media content;
browsing the content using transport controls;
playing a portion of the content using the transport controls;
launching a second application for a different type of media content;
browsing the different type of media content using the transport controls; and
playing a portion of the different type of media content using the transport controls.
26. The method of claim 25, wherein the application for one type of media content comprises a voice mail-capable application.
27. The method of claim 25, wherein the second application for the different type of media content comprises a spreadsheet application having annotations that use at least one member of a set containing visual, audible, and tactile content.
28. The method of claim 25, wherein the second application for the different type of media content comprises a word processing application having annotations that use at least one member of a set containing visual, audible, and tactile content.
29. The method of claim 25, wherein browsing the content using the transport controls further comprises using at least one member of a set containing a previous button and a next button.
30. The method of claim 25, wherein playing a portion of the content using the transport controls further comprises using a play button.
31. A computer-readable medium having computer-executable instructions for performing the method of claim 25.
32. A method for accessing voice mail in a computer system, comprising:
selecting a voice mail message from a list of voice mail messages using transport controls that are independent of a voice mail application program; and
playing the voice mail message that was selected.
33. The method of claim 32, wherein selecting the voice mail message from the list further comprises using a previous button to step up the list of voice mail messages.
34. The method of claim 32, wherein selecting the voice mail message from the list of voice mail messages further comprises using a next button to step down the list of voice mail messages.
35. The method of claim 32, further comprising:
recording a reply to the voice mail played; and
sending the reply to the sender of the voice mail.
36. A method for reviewing voice annotations made to content in a computer system, comprising:
selecting content having voice annotations;
browsing the voice annotations made to the content using transport controls that are independent of a program that presents the content;
selecting an annotation for review; and
reviewing the annotation via the transport controls.
37. The method of claim 36, wherein browsing the voice annotations using the transport controls further comprises using a previous button to step up a list of voice annotations.
38. The method of claim 36, wherein browsing the voice annotations using the transport controls further comprises using a next button to step down a list of voice annotations.
39. A computer-readable medium having computer-executable instructions for performing the method of claim 36.
40. A computer-readable medium having computer-executable components, comprising:
transport controls for inputting commands to navigate and access a plurality of different types of audible content; and
an operating system having a component operably coupled to the transport controls for receiving the input commands from the transport controls.
41. The computer-readable medium of claim 40, wherein the audible content comprises voice mail messages.
42. The computer-readable medium of claim 40, wherein the audible content comprises annotations made to a document.
43. The computer-readable medium of claim 40, wherein the audible content comprises annotations made to a spreadsheet.
44. A computer system for navigating and accessing media content, comprising:
means for launching one of a plurality of applications, each handling a type of media content;
means for browsing the content using the transport controls; and
means for playing a portion of the content using the transport controls.
45. A computer-readable medium having computer-executable instructions, comprising:
launching one of a plurality of applications, each handling a type of media content;
browsing the content using the transport controls; and
playing a portion of the content using the transport controls.
46. The computer-readable medium of claim 45 further comprising skipping a portion of the content using the transport controls.
47. The computer-readable medium of claim 45 further comprising scanning a portion of the content using the transport controls.