GB1355208A - Channel indicating arrangement for television receivers - Google Patents

Channel indicating arrangement for television receivers

Info

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
Application number
GB4264271A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of GB1355208A publication Critical patent/GB1355208A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03JTUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J1/00Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
    • H03J1/02Indicating arrangements
    • H03J1/04Indicating arrangements with optical indicating means
    • H03J1/045Indication 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.
GB4264271A 1970-09-14 1971-09-13 Channel indicating arrangement for television receivers Expired GB1355208A (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

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