GB2193351B - Sundial - Google Patents

Sundial

Info

Publication number
GB2193351B
GB2193351B GB8618788A GB8618788A GB2193351B GB 2193351 B GB2193351 B GB 2193351B GB 8618788 A GB8618788 A GB 8618788A GB 8618788 A GB8618788 A GB 8618788A GB 2193351 B GB2193351 B GB 2193351B
Authority
GB
United Kingdom
Prior art keywords
sundial
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
GB8618788A
Other versions
GB2193351A (en
GB8618788D0 (en
Inventor
William Sutherland Macadie
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB8618788A priority Critical patent/GB2193351B/en
Publication of GB8618788D0 publication Critical patent/GB8618788D0/en
Publication of GB2193351A publication Critical patent/GB2193351A/en
Application granted granted Critical
Publication of GB2193351B publication Critical patent/GB2193351B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B49/00—Time-pieces using the position of the sun, moon or stars
    • G04B49/02—Sundials

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
GB8618788A 1986-08-01 1986-08-01 Sundial Expired GB2193351B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8618788A GB2193351B (en) 1986-08-01 1986-08-01 Sundial

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8618788A GB2193351B (en) 1986-08-01 1986-08-01 Sundial

Publications (3)

Publication Number Publication Date
GB8618788D0 GB8618788D0 (en) 1986-09-10
GB2193351A GB2193351A (en) 1988-02-03
GB2193351B true GB2193351B (en) 1989-12-20

Family

ID=10602060

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8618788A Expired GB2193351B (en) 1986-08-01 1986-08-01 Sundial

Country Status (1)

Country Link
GB (1) GB2193351B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6604290B1 (en) * 2002-02-04 2003-08-12 Hughes Jr Thomas R Sidereal sundial
DE10342348B4 (en) * 2003-09-09 2006-01-12 Botsch, Marcus, Dipl.-Designer Equatorial sundial
DE102006004498B4 (en) * 2006-02-01 2008-02-21 Heller, Carlo, Dr.-Ing. astronomical rings

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3815249A (en) * 1972-06-08 1974-06-11 Vencraft Corp Shadowless sun dial
GB1556153A (en) * 1977-06-16 1979-11-21 Ashton G Solar chronometer
GB2158618A (en) * 1984-05-10 1985-11-13 George Pearce Woodford Sundial or lamp-dial recording clock time

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3815249A (en) * 1972-06-08 1974-06-11 Vencraft Corp Shadowless sun dial
GB1556153A (en) * 1977-06-16 1979-11-21 Ashton G Solar chronometer
GB2158618A (en) * 1984-05-10 1985-11-13 George Pearce Woodford Sundial or lamp-dial recording clock time

Also Published As

Publication number Publication date
GB2193351A (en) 1988-02-03
GB8618788D0 (en) 1986-09-10

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930801