GB1355208A - Channel indicating arrangement for television receivers - Google Patents
Channel indicating arrangement for television receiversInfo
- Publication number
- GB1355208A GB1355208A GB4264271A GB4264271A GB1355208A GB 1355208 A GB1355208 A GB 1355208A GB 4264271 A GB4264271 A GB 4264271A GB 4264271 A GB4264271 A GB 4264271A GB 1355208 A GB1355208 A GB 1355208A
- Authority
- GB
- United Kingdom
- Prior art keywords
- channel
- uhf
- rotary member
- indicating
- positions
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
- H03J1/02—Indicating arrangements
- H03J1/04—Indicating arrangements with optical indicating means
- H03J1/045—Indication of the tuning band, the bandwidth, tone control, the channel number, the frequency, or the like
Landscapes
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
- Constitution Of High-Frequency Heating (AREA)
Abstract
1355208 Channel indicator MATSUSHITA ELECTRIC INDUSTRIAL CO Ltd 13 Sept 1971 [14 Sept 1970] 42642/71 Heading H3Q [Also in Divisions G1 and G5] A channel indicating arrangement for television receivers has a channel selecting means 11 (Fig. 2) with UHF and VHR channel positions and a rotary member 12 is provided with magnets 20 (Fig. 5) for attracting indicating members (15, Figs. 4 and 7b, not shown) carrying UHF channel indicating numerals at positions corresponding to the UHF positions. The channel number selected is viewed through a window (17, Fig. 3, not shown) in the front of the T.V. receiver cabinet (13). The rotary member 12 may be rotated by operating a button. The UHF channel selected can be adjusted by a preset knob 18 and the channel selector 11 can be operated manually or by a motor. The indicating members (15) may be in the form of plates marked with a UHF channel number. The magnets 20 may alternatively be arranged at opposite peripheral edges of the rotary member 12 (Fig. 6, not shown). The rotary member 12 may have a lower peripheral rim (21, Figs. 7a, 7b, not shown). The VHF numeral 14 or UHF indicia (15) which corresponds to the received channel can be illuminated by a lamp (22, Fig. 8, not shown) arranged within the rotary member 12. A rotary disc can be used instead of the drum type rotary member 12 shown. Distinction between VHF and UHF selection may be achieved by providing variations by means of colouration or light and darkness achieved by changing the amount of irradiation of the light source.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9142770 | 1970-09-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1355208A true GB1355208A (en) | 1974-06-05 |
Family
ID=14026060
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB4264271A Expired GB1355208A (en) | 1970-09-14 | 1971-09-13 | Channel indicating arrangement for television receivers |
Country Status (4)
Country | Link |
---|---|
US (1) | US3855962A (en) |
CA (1) | CA940617A (en) |
DE (1) | DE2145335A1 (en) |
GB (1) | GB1355208A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS523302A (en) * | 1975-06-25 | 1977-01-11 | Matsushita Electric Ind Co Ltd | Channel selecting device |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1010802A (en) * | 1909-03-15 | 1911-12-05 | Jay B Rhodes | Route-indicator. |
US982940A (en) * | 1909-07-21 | 1911-01-31 | Frank De Silva | Bulletin. |
US1690670A (en) * | 1926-10-11 | 1928-11-06 | American Bosch Magneto Corp | Illuminated dial |
US1694639A (en) * | 1927-07-23 | 1928-12-11 | W A Riddell | Indicator board |
US2257022A (en) * | 1939-07-25 | 1941-09-23 | Philco Radio & Television Corp | Rotary indicating device |
US2786142A (en) * | 1952-11-19 | 1957-03-19 | Du Mont Allen B Lab Inc | Electrical tuning device |
US2788592A (en) * | 1955-06-13 | 1957-04-16 | David W Alexander | Telephone number reference |
US2810827A (en) * | 1956-06-28 | 1957-10-22 | Zenith Radio Corp | Mixed wafer switch and turret tuner for v. h. f. with extra turret for u. h. f. |
US2942108A (en) * | 1958-05-02 | 1960-06-21 | Du Mont Allen B Lab Inc | Fine tuning mechanism for television receivers |
US3478452A (en) * | 1967-12-07 | 1969-11-18 | Robert E Bidwell | Visual aid for golf |
-
1971
- 1971-09-10 DE DE19712145335 patent/DE2145335A1/en active Pending
- 1971-09-13 CA CA122,681A patent/CA940617A/en not_active Expired
- 1971-09-13 GB GB4264271A patent/GB1355208A/en not_active Expired
- 1971-09-13 US US00179851A patent/US3855962A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE2145335A1 (en) | 1972-03-23 |
CA940617A (en) | 1974-01-22 |
US3855962A (en) | 1974-12-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
49R | Reference inserted (sect. 9/1949) | ||
746 | Register noted 'licences of right' (sect. 46/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |