JPS552008B2 - - Google Patents
Info
- Publication number
- JPS552008B2 JPS552008B2 JP1678675A JP1678675A JPS552008B2 JP S552008 B2 JPS552008 B2 JP S552008B2 JP 1678675 A JP1678675 A JP 1678675A JP 1678675 A JP1678675 A JP 1678675A JP S552008 B2 JPS552008 B2 JP S552008B2
- Authority
- JP
- Japan
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
- G08B5/06—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using hydraulic transmission; using pneumatic transmission
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
- Mechanical Control Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7434989A FR2288360A1 (fr) | 1974-10-17 | 1974-10-17 | Voyant pneumatique |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5148373A JPS5148373A (ja) | 1976-04-26 |
| JPS552008B2 true JPS552008B2 (ja) | 1980-01-18 |
Family
ID=9144227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1678675A Expired JPS552008B2 (ja) | 1974-10-17 | 1975-02-07 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3999437A (ja) |
| JP (1) | JPS552008B2 (ja) |
| DE (1) | DE2546617C2 (ja) |
| FR (1) | FR2288360A1 (ja) |
| GB (1) | GB1467590A (ja) |
| SE (1) | SE402648B (ja) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4194529A (en) * | 1976-07-15 | 1980-03-25 | W-K-M Wellhead Systems, Inc. | Control valve having integral visual indicator for fluid safety systems |
| US4137942A (en) * | 1976-07-15 | 1979-02-06 | W-K-M Wellhead Systems, Inc. | Control valve having integral visual indicator for fluid safety systems |
| US4245579A (en) * | 1978-04-10 | 1981-01-20 | Benefis Systems Limited | Pressurized fluid circuits |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2505118A (en) * | 1944-12-26 | 1950-04-25 | Bendix Aviat Corp | Pressure gauge |
| GB687849A (en) * | 1949-08-23 | 1953-02-25 | Fairey Aviat Co Ltd | Improvements in or relating to visible indicators |
| US3028758A (en) * | 1959-03-25 | 1962-04-10 | Scovill Manufacturing Co | Hydraulic pressure gauge |
| US3221704A (en) * | 1964-04-24 | 1965-12-07 | Bendix Corp | Fluid flow apparatus |
-
1974
- 1974-10-17 FR FR7434989A patent/FR2288360A1/fr active Granted
-
1975
- 1975-02-07 JP JP1678675A patent/JPS552008B2/ja not_active Expired
- 1975-09-23 SE SE7510634A patent/SE402648B/xx not_active IP Right Cessation
- 1975-09-24 GB GB3909875A patent/GB1467590A/en not_active Expired
- 1975-10-09 US US05/621,180 patent/US3999437A/en not_active Expired - Lifetime
- 1975-10-17 DE DE2546617A patent/DE2546617C2/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| SE7510634L (sv) | 1976-04-18 |
| FR2288360A1 (fr) | 1976-05-14 |
| SE402648B (sv) | 1978-07-10 |
| DE2546617C2 (de) | 1984-08-02 |
| FR2288360B1 (ja) | 1977-03-18 |
| JPS5148373A (ja) | 1976-04-26 |
| GB1467590A (en) | 1977-03-16 |
| US3999437A (en) | 1976-12-28 |
| DE2546617A1 (de) | 1976-04-22 |