IT1179230B - Perfezionamento nei sensori di gravita' a bolla arcuati insensibili alle variazioni di temperatura ambiente - Google Patents
Perfezionamento nei sensori di gravita' a bolla arcuati insensibili alle variazioni di temperatura ambienteInfo
- Publication number
- IT1179230B IT1179230B IT48755/84A IT4875584A IT1179230B IT 1179230 B IT1179230 B IT 1179230B IT 48755/84 A IT48755/84 A IT 48755/84A IT 4875584 A IT4875584 A IT 4875584A IT 1179230 B IT1179230 B IT 1179230B
- Authority
- IT
- Italy
- Prior art keywords
- arched
- insensitive
- improvement
- ambient temperature
- temperature variations
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
- G01C9/18—Measuring inclination, e.g. by clinometers, by levels by using liquids
- G01C9/24—Measuring inclination, e.g. by clinometers, by levels by using liquids in closed containers partially filled with liquid so as to leave a gas bubble
- G01C9/26—Details
- G01C9/28—Mountings
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Gyroscopes (AREA)
- Fire-Detection Mechanisms (AREA)
- Level Indicators Using A Float (AREA)
- Joining Of Glass To Other Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/527,910 US4521974A (en) | 1983-08-30 | 1983-08-30 | Temperature stable arcuate bubble gravity sensor mount |
Publications (3)
Publication Number | Publication Date |
---|---|
IT8448755A0 IT8448755A0 (it) | 1984-08-24 |
IT8448755A1 IT8448755A1 (it) | 1986-02-24 |
IT1179230B true IT1179230B (it) | 1987-09-16 |
Family
ID=24103450
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT48755/84A IT1179230B (it) | 1983-08-30 | 1984-08-24 | Perfezionamento nei sensori di gravita' a bolla arcuati insensibili alle variazioni di temperatura ambiente |
Country Status (7)
Country | Link |
---|---|
US (1) | US4521974A (it) |
EP (1) | EP0136082A3 (it) |
JP (1) | JPS6050410A (it) |
CA (1) | CA1208004A (it) |
CH (1) | CH660081B (it) |
FR (1) | FR2551200A1 (it) |
IT (1) | IT1179230B (it) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4848003A (en) * | 1982-04-05 | 1989-07-18 | California Institute Of Technology | Positioning device |
US4903711A (en) * | 1988-10-21 | 1990-02-27 | Gunther Roland E | Device for preventing infant colic |
US5455696A (en) * | 1992-07-10 | 1995-10-03 | Kabushiki Kaisha Topcon | Display apparatus including a liquid and two plates bonded together by a fluorocarbon resin |
US5508833A (en) * | 1992-07-10 | 1996-04-16 | Kabushiki Kaisha Topcon | Display apparatus sealed with a solvent-soluble fluorocarbon or fluorine-containing resin having an adhesive covalent bond-forming functional group |
US5651186A (en) * | 1995-08-09 | 1997-07-29 | Empire Level Mfg. Corp. | Liquid level vial and method for making the vial |
US6735880B1 (en) | 1999-11-22 | 2004-05-18 | Great Neck Saw Manufacturers, Inc. | Vial and method of making same |
US6603084B2 (en) * | 2000-11-20 | 2003-08-05 | Par Technology, Inc. | Gravity responsive attitude switch |
US7472486B2 (en) * | 2006-05-19 | 2009-01-06 | The Stanley Works | Level with vial and manufacturing method therefor |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2854762A (en) * | 1956-04-02 | 1958-10-07 | Kelvin & Hughes Ltd | Inclinometers |
US3018558A (en) * | 1960-04-29 | 1962-01-30 | Patrick J Hannan | Device for detecting small changes in level |
US3497950A (en) * | 1967-09-28 | 1970-03-03 | British Aircraft Corp Ltd | Tilt-sensitive devices |
DE2451036A1 (de) * | 1974-10-26 | 1976-04-29 | Renato Bernardi | Mehrteilige geodaetische richtlatte |
US4312131A (en) * | 1979-10-22 | 1982-01-26 | The Bendix Corporation | Accurate level sensor |
-
1983
- 1983-08-30 US US06/527,910 patent/US4521974A/en not_active Expired - Fee Related
-
1984
- 1984-04-25 CA CA000452776A patent/CA1208004A/en not_active Expired
- 1984-05-31 JP JP59112158A patent/JPS6050410A/ja active Pending
- 1984-08-24 FR FR8413199A patent/FR2551200A1/fr active Pending
- 1984-08-24 IT IT48755/84A patent/IT1179230B/it active
- 1984-08-24 CH CH405584A patent/CH660081B/fr unknown
- 1984-08-24 EP EP84305811A patent/EP0136082A3/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
IT8448755A1 (it) | 1986-02-24 |
CA1208004A (en) | 1986-07-22 |
EP0136082A2 (en) | 1985-04-03 |
IT8448755A0 (it) | 1984-08-24 |
JPS6050410A (ja) | 1985-03-20 |
US4521974A (en) | 1985-06-11 |
CH660081B (it) | 1987-03-13 |
EP0136082A3 (en) | 1986-08-27 |
FR2551200A1 (fr) | 1985-03-01 |
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