FI60312C - Anordning foer bestaemning av en vridningsvinkel - Google Patents
Anordning foer bestaemning av en vridningsvinkel Download PDFInfo
- Publication number
- FI60312C FI60312C FI2883/72A FI288372A FI60312C FI 60312 C FI60312 C FI 60312C FI 2883/72 A FI2883/72 A FI 2883/72A FI 288372 A FI288372 A FI 288372A FI 60312 C FI60312 C FI 60312C
- Authority
- FI
- Finland
- Prior art keywords
- light
- scale
- slit plate
- lens
- photoelectric
- Prior art date
Links
- 238000001514 detection method Methods 0.000 description 6
- 238000005303 weighing Methods 0.000 description 5
- 239000012141 concentrate Substances 0.000 description 3
- 230000002441 reversible effect Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G23/00—Auxiliary devices for weighing apparatus
- G01G23/18—Indicating devices, e.g. for remote indication; Recording devices; Scales, e.g. graduated
- G01G23/36—Indicating the weight by electrical means, e.g. using photoelectric cells
- G01G23/361—Indicating the weight by electrical means, e.g. using photoelectric cells using photoelectric cells
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/347—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using displacement encoding scales
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S177/00—Weighing scales
- Y10S177/03—Digitizers electrical
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S177/00—Weighing scales
- Y10S177/06—Photoelectric
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Transform (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Gloves (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US19179671A | 1971-10-22 | 1971-10-22 | |
| US19179671 | 1971-10-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FI60312B FI60312B (fi) | 1981-08-31 |
| FI60312C true FI60312C (fi) | 1981-12-10 |
Family
ID=22706965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI2883/72A FI60312C (fi) | 1971-10-22 | 1972-10-18 | Anordning foer bestaemning av en vridningsvinkel |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3739866A (mber) |
| AU (1) | AU462084B2 (mber) |
| CA (1) | CA972555A (mber) |
| DK (1) | DK139854B (mber) |
| FI (1) | FI60312C (mber) |
| FR (1) | FR2157611A5 (mber) |
| GB (1) | GB1400738A (mber) |
| NO (1) | NO135957C (mber) |
| SE (1) | SE389556B (mber) |
| ZA (1) | ZA727076B (mber) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7122750B2 (en) * | 2001-02-28 | 2006-10-17 | Measurement Limited | Dual display weight measuring apparatus |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2747797A (en) * | 1951-08-20 | 1956-05-29 | Hughes Aircraft Co | Rotational analogue-to-digital converters |
| US3289777A (en) * | 1964-12-07 | 1966-12-06 | Toledo Scale Corp | Reading system |
-
1971
- 1971-10-22 US US00191796A patent/US3739866A/en not_active Expired - Lifetime
-
1972
- 1972-10-03 ZA ZA727076A patent/ZA727076B/xx unknown
- 1972-10-04 NO NO3548/72A patent/NO135957C/no unknown
- 1972-10-12 AU AU47691/72A patent/AU462084B2/en not_active Expired
- 1972-10-17 CA CA154,500A patent/CA972555A/en not_active Expired
- 1972-10-17 DK DK511272AA patent/DK139854B/da unknown
- 1972-10-18 GB GB4810372A patent/GB1400738A/en not_active Expired
- 1972-10-18 FI FI2883/72A patent/FI60312C/fi active
- 1972-10-20 FR FR7237236A patent/FR2157611A5/fr not_active Expired
- 1972-10-20 SE SE7213621A patent/SE389556B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FI60312B (fi) | 1981-08-31 |
| SE389556B (sv) | 1976-11-08 |
| GB1400738A (en) | 1975-07-23 |
| DK139854B (da) | 1979-04-30 |
| NO135957B (mber) | 1977-03-21 |
| AU462084B2 (en) | 1975-06-12 |
| FR2157611A5 (mber) | 1973-06-01 |
| US3739866A (en) | 1973-06-19 |
| CA972555A (en) | 1975-08-12 |
| ZA727076B (en) | 1973-07-25 |
| AU4769172A (en) | 1974-04-26 |
| DK139854C (mber) | 1979-10-22 |
| NO135957C (mber) | 1977-06-29 |
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