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WO1999010948B1 - Improved dielectric mounting system - Google Patents

Improved dielectric mounting system

Info

Publication number
WO1999010948B1
WO1999010948B1 PCT/US1998/017059 US9817059W WO9910948B1 WO 1999010948 B1 WO1999010948 B1 WO 1999010948B1 US 9817059 W US9817059 W US 9817059W WO 9910948 B1 WO9910948 B1 WO 9910948B1
Authority
WO
WIPO (PCT)
Prior art keywords
dielectric
casing
ceramic
dielectric element
threaded
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/US1998/017059
Other languages
French (fr)
Other versions
WO1999010948A1 (en
Inventor
Timothy M Ebling
Thomas W Godan
Lee A Prager
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Control Devices LLC
Original Assignee
Control Devices LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Control Devices LLC filed Critical Control Devices LLC
Priority to AU89114/98A priority Critical patent/AU8911498A/en
Publication of WO1999010948A1 publication Critical patent/WO1999010948A1/en
Publication of WO1999010948B1 publication Critical patent/WO1999010948B1/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01PWAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P7/00Resonators of the waveguide type
    • H01P7/10Dielectric resonators

Landscapes

  • Control Of Motors That Do Not Use Commutators (AREA)

Abstract

A dielectric resonator system (100) having a dielectric element (102) and an attachment assembly (108) both housed within a casing. The attachment assembly (108) is electrically insulating. The attachment assembly (108) couples the dielectric element (102) to the casing. The dielectric element is internally threaded (133). The attachment assembly (108) includes an electrically insulating support structure (110) coupled to the casing by a nut (112) and bolt (114), both of which may also be electrically insulating. The support structure (110) is externally threaded (128) and is nondestructively removably coupled to the threaded dielectric element (102).

Claims

AMENDED CLAIMS
[received by the International Bureau on 8 April 1999 (08.04.99); original claims 1, 3, 6, 8, 1 1, 15, 18, 19, 28, 30, 33, 34 and 40 amended; original claims 20, 21, 26, 27, 31, 35 and 36 cancelled; remaining claims unchanged (8 pages)]
1. A dielectric resonator system comprising: a casing defining a cavity and having an entry aperture; and a ceramic attachment assembly connecting the dielectric element to the casing.
2. The system of claim 1 wherein the dielectric element comprises an internally threaded ring.
3. The system of claim 2 wherein the attachment assembly comprises: a ceramic support structure having an externally threaded top portion and a bottom portion defining a shoulder therebetween; a central aperture penetrating the bottom portion; wherein the dielectric ring is threadedly engaged to the top portion and rests on the shoulder; a ceramic bolt wherein the bolt protrudes through the entry aperture and the central aperture; and a ceramic nut mated to the bolt.
4. The system of claim 3 wherein the attachment assembly is nondestructively removable.
5. The system of claim 1 wherein the dielectric element is a ring.
6. The system of claim 5 wherein the attachment assembly comprises: a ceramic support structure having an externally threaded top portion and a bottom portion defining a shoulder therebetween; wherein the dielectric ring rests on the shoulder; an insulating internally threaded dielectric large nut; wherein the large nut is threadedly coupled to the top portion, thereby attaching the dielectric ring to the support structure between the large nut and the shoulder; a central aperture formed in the bottom portion; a ceramic small nut mated to the bolt.
7. The system of claim 1 wherein the dielectric element has a threaded internal recess.
8. The system of claim 7 wherein the attachment assembly comprises: a ceramic hollow support structure having an externally threaded top portion and a central portion defining a shoulder therebetween; a flanged bottom portion; a fastening aperture formed in the flange; a substantially cylindrical core formed in the hollow support structure; wherein the dielectric element is threadedly coupled to the top portion of the support structure; a ceramic bolt protruding through the entry aperture and the fastening aperture; a ceramic nut mated to the bolt; and a dielectric tuning plug adapted to slidably move within the inner core and ring.
9. The system of claim 8 further comprising a rod coupled to the dielectric tuning plug and protruding through the casing.
10. The system of claim 1 wherein the dielectric element includes a threaded cylindrical recess.
11. The system of claim 10 wherein the attachment assembly comprises: bolt protruding through the entry aperture and threadedly engaged with the recess; and wherein the bolt couples the dielectric element to the casing.
12. The system of claim 2 wherein the entry aperture is threaded.
13. The system of claim 12 wherein the attachment assembly comprises: a threaded dielectric tuning screw threadedly coupled to the dielectric ring and the casing; and a support cylinder extending from the casing to the dielectric ring.
14. The system of claim 13 wherein the dielectric ring includes a recess and further comprising: a tuning plug; a rod connected to the tuning plug and extending through the casing; and wherein the tuning plug slidably engages the recess.
15. A dielectric resonator system comprising: a casing; a dielectric element housed within the casing; and a ceramic attachment assembly coupled to the casing and the dielectric element.
16. The system of claim 15 wherein the attachment assembly comprises ceramic bolts connecting the dielectric element directly to the casing.
17. The system of claim 15 wherein the dielectric element is threadedly coupled to the attachment assembly.
18. The system of claim 15 wherein the attachment assembly comprises ceramic bolts connecting the dielectric element directly to the casing.
19. A dielectric resonator system comprising : a casing having an entry aperture; a ceramic support structure having a threaded top portion and a bottom portion; a fastening aperture formed in the bottom portion; a dielectric element having a threaded recess coupled to the support structure; a ceramic bolt protruding through both the entry aperture and the fastening aperture; and a ceramic nut mated to the bolt.
22. The system of claim 19 wherein the support is formed from a ceramic.
23. The system of claim 19 wherein the support is formed from a dielectric.
24. The system of claim 19 wherein the casing is an electrical conductor defining a cavity.
25. The system of claim 19 wherein the placement of the dielectric element within the cavity tunes the resonant frequency of the system.
28. A dielectric resonator, comprising: a dielectric ring; a casing having an entry aperture; a threaded electrically insulating bolt protruding through the entry aperture; a support member having a threaded top end and a bottom end defining a shoulder therebetween; wherein the bolt threadedly couples the support structure to the casing; and a ceramic nut having a threaded inner radius threadedly coupled to the top end, thereby attaching the dielectric ring to the support structure between the nut and the shoulder.
29. The system of claim 28 wherein the support member is hollow.
30. A dielectric resonator comprising: a dielectric ring; a casing having an entry aperture; a dielectric element having a top portion and an internally threaded bottom portion; wherein the recess is cylindrical; and a ceramic attachment assembly connecting the dielectric element to the casing.
32. A dielectric resonator comprising: a casing having a threaded aperture; a dielectric element having a threaded aperture; support members adapted to extend from the casing to the dielectric element; and a threaded dielectric cylinder coupled to the dielectric and the casing.
33. The dielectric resonator of claim 32 wherein the dielectric element has a top portion and a bottom portion, the top portion having an inner cavity, and further comprising: a substantially cylindrical dielectric tuning plug slidably adapted to enter the cavity; and a support rod affixed to the dielectric tuning plug, the rod protruding through the casing.
34. An attachment assembly for connecting a dielectric element to a casing comprising: a ceramic support structure; a first fastener coupling the support structure to the casing; and a second fastener coupling the support structure to the dielectric element wherein the first fastener is a ceramic; and wherein the second fastener is a ceramic.
37. The attachment assembly of claim 34 wherein the second fastener comprises a threaded portion of the support structure and is threadedly coupled to the dielectric element.
38. The attachment assembly of claim 33 wherein the dielectric element is a ring.
39. The attachment assembly of claim 38 wherein the second fastener comprises: a threaded top portion of the support structure; a bottom portion of the support structure; a shoulder for supporting the dielectric element formed at the interface between the top portion and the bottom portion of the support structure; and a nut threadedly coupling the dielectric element to the support structure. -30-
40. The attachment assembly of claim 34 wherein the first fastener is an insulating screw threadedly coupled to both the casing and the dielectric element and the second fastener is a plurality of spacers positioned between the casing and the dielectric element.
PCT/US1998/017059 1997-08-25 1998-08-18 Improved dielectric mounting system Ceased WO1999010948A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU89114/98A AU8911498A (en) 1997-08-25 1998-08-18 Improved dielectric mounting system

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US5695197P 1997-08-25 1997-08-25
US60/056,951 1997-08-25
US7824598A 1998-05-13 1998-05-13
US09/078,245 1998-05-13

Publications (2)

Publication Number Publication Date
WO1999010948A1 WO1999010948A1 (en) 1999-03-04
WO1999010948B1 true WO1999010948B1 (en) 1999-05-14

Family

ID=26735888

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US1998/017059 Ceased WO1999010948A1 (en) 1997-08-25 1998-08-18 Improved dielectric mounting system

Country Status (2)

Country Link
AU (1) AU8911498A (en)
WO (1) WO1999010948A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004057696A1 (en) * 2002-12-23 2004-07-08 Telefonaktiebolaget Lm Ericsson (Publ) Tuning arrangement
GB201203196D0 (en) * 2012-02-24 2012-04-11 Radio Design Ltd Filter assembly and method of manufacture thereof

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4810984A (en) * 1987-09-04 1989-03-07 Celwave Systems Inc. Dielectric resonator electromagnetic wave filter
JP2510137B2 (en) * 1987-11-17 1996-06-26 株式会社村田製作所 Dielectric resonator
JP2509162Y2 (en) * 1989-08-31 1996-08-28 日本特殊陶業株式会社 Dielectric resonator device
JPH0497603A (en) * 1990-08-14 1992-03-30 Nippon Dengiyou Kosaku Kk Dielectric resonator
US5347246A (en) * 1992-10-29 1994-09-13 Gte Control Devices Incorporated Mounting assembly for dielectric resonator device
FI97091C (en) * 1994-10-05 1996-10-10 Nokia Telecommunications Oy Dielectric resonator
JPH08222918A (en) * 1995-02-17 1996-08-30 Murata Mfg Co Ltd Dielectric resonator
JPH09186512A (en) * 1995-12-28 1997-07-15 Ngk Spark Plug Co Ltd Dielectric resonator
JPH09223907A (en) * 1996-02-19 1997-08-26 Ngk Spark Plug Co Ltd Dielectric resonator

Also Published As

Publication number Publication date
AU8911498A (en) 1999-03-16
WO1999010948A1 (en) 1999-03-04

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