CH623413A5 - - Google Patents
Download PDFInfo
- Publication number
- CH623413A5 CH623413A5 CH221878A CH221878A CH623413A5 CH 623413 A5 CH623413 A5 CH 623413A5 CH 221878 A CH221878 A CH 221878A CH 221878 A CH221878 A CH 221878A CH 623413 A5 CH623413 A5 CH 623413A5
- Authority
- CH
- Switzerland
- Prior art keywords
- level
- dragonfly
- spirit level
- fixed
- housing
- Prior art date
Links
- 241000238633 Odonata Species 0.000 claims description 35
- 239000011521 glass Substances 0.000 claims description 15
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 238000005452 bending Methods 0.000 claims description 3
- 238000005266 casting Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims 1
- 229910052602 gypsum Inorganic materials 0.000 claims 1
- 239000010440 gypsum Substances 0.000 claims 1
- 230000000284 resting effect Effects 0.000 claims 1
- 229910052717 sulfur Inorganic materials 0.000 claims 1
- 239000011593 sulfur Substances 0.000 claims 1
- 239000000463 material Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012945 sealing adhesive Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Toys (AREA)
- Details Of Measuring And Other Instruments (AREA)
- Bolts, Nuts, And Washers (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Medical Preparation Storing Or Oral Administration Devices (AREA)
- Level Indicators Using A Float (AREA)
- Closures For Containers (AREA)
Priority Applications (10)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH221878A CH623413A5 (enrdf_load_stackoverflow) | 1978-03-01 | 1978-03-01 | |
| FR7811894A FR2418921B1 (enrdf_load_stackoverflow) | 1978-03-01 | 1978-04-21 | |
| GB7936901A GB2036313B (en) | 1978-03-01 | 1979-03-01 | Air level |
| JP54500495A JPS6252805B2 (enrdf_load_stackoverflow) | 1978-03-01 | 1979-03-01 | |
| DE792934878A DE2934878A1 (en) | 1978-03-01 | 1979-03-01 | Air level |
| PCT/CH1979/000035 WO1979000672A1 (en) | 1978-03-01 | 1979-03-01 | Air level |
| BR7907067A BR7907067A (pt) | 1978-03-01 | 1979-03-01 | Nivel de bolha |
| IN311/CAL/79A IN150230B (enrdf_load_stackoverflow) | 1978-03-01 | 1979-03-29 | |
| SE7908799A SE416160B (sv) | 1978-03-01 | 1979-10-24 | Vattenpass |
| SU792834359A SU1075996A3 (ru) | 1978-03-01 | 1979-10-30 | Устройство дл измерени углов наклона |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH221878A CH623413A5 (enrdf_load_stackoverflow) | 1978-03-01 | 1978-03-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH623413A5 true CH623413A5 (enrdf_load_stackoverflow) | 1981-05-29 |
Family
ID=4228612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH221878A CH623413A5 (enrdf_load_stackoverflow) | 1978-03-01 | 1978-03-01 |
Country Status (10)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2192280A (en) * | 1986-06-14 | 1988-01-06 | Michael Kavanagh | Level and angle indicating device |
| IL224928A0 (en) * | 2013-02-26 | 2013-07-31 | Kapro Ind Ltd | leveler |
| AT517233B1 (de) | 2015-07-07 | 2016-12-15 | Sola-Messwerkzeuge Gmbh | Wasserwaage |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1583957A (en) * | 1924-04-18 | 1926-05-11 | John H Carrier | Level |
| US1703006A (en) * | 1926-07-02 | 1929-02-19 | Frank J Grayum | Spirit level |
| US2301769A (en) * | 1941-08-18 | 1942-11-10 | Frederick A Babcock | Level |
| US2557291A (en) * | 1946-02-20 | 1951-06-19 | Richard T Hubbard | Spirit level holder |
| US2519211A (en) * | 1946-03-18 | 1950-08-15 | Wyler Max | Adjustable level case |
| FR1053926A (fr) * | 1951-08-13 | 1954-02-05 | Niveau de précision à bulle d'air | |
| DE1734824U (de) * | 1954-03-10 | 1956-11-29 | Feinpruef Feinmess Und Pruefge | Einbaulibelle zur herstellung horizontaler vergleichsenbenen z. b. fuer wasserwaagen. |
| CH343655A (de) * | 1956-08-20 | 1959-12-31 | Wyler Max | Wasserwaage mit einstellbarem Libellenrohr |
| FR2079919A5 (enrdf_load_stackoverflow) * | 1970-02-17 | 1971-11-12 | Ducourret Paul |
-
1978
- 1978-03-01 CH CH221878A patent/CH623413A5/de not_active IP Right Cessation
- 1978-04-21 FR FR7811894A patent/FR2418921B1/fr not_active Expired
-
1979
- 1979-03-01 DE DE792934878A patent/DE2934878A1/de active Granted
- 1979-03-01 BR BR7907067A patent/BR7907067A/pt not_active IP Right Cessation
- 1979-03-01 GB GB7936901A patent/GB2036313B/en not_active Expired
- 1979-03-01 WO PCT/CH1979/000035 patent/WO1979000672A1/de unknown
- 1979-03-01 JP JP54500495A patent/JPS6252805B2/ja not_active Expired
- 1979-03-29 IN IN311/CAL/79A patent/IN150230B/en unknown
- 1979-10-24 SE SE7908799A patent/SE416160B/sv not_active IP Right Cessation
- 1979-10-30 SU SU792834359A patent/SU1075996A3/ru active
Also Published As
| Publication number | Publication date |
|---|---|
| WO1979000672A1 (en) | 1979-09-06 |
| SE416160B (sv) | 1980-12-01 |
| IN150230B (enrdf_load_stackoverflow) | 1982-08-21 |
| GB2036313A (en) | 1980-06-25 |
| DE2934878A1 (en) | 1980-12-11 |
| FR2418921B1 (enrdf_load_stackoverflow) | 1982-05-28 |
| SE7908799L (sv) | 1979-10-24 |
| JPS55500919A (enrdf_load_stackoverflow) | 1980-11-06 |
| FR2418921A1 (enrdf_load_stackoverflow) | 1979-09-28 |
| JPS6252805B2 (enrdf_load_stackoverflow) | 1987-11-06 |
| BR7907067A (pt) | 1980-02-26 |
| DE2934878C2 (enrdf_load_stackoverflow) | 1989-06-01 |
| SU1075996A3 (ru) | 1984-02-23 |
| GB2036313B (en) | 1982-11-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |