GB478995A - Improvements in drafting apparatus - Google Patents

Improvements in drafting apparatus

Info

Publication number
GB478995A
GB478995A GB1636937A GB1636937A GB478995A GB 478995 A GB478995 A GB 478995A GB 1636937 A GB1636937 A GB 1636937A GB 1636937 A GB1636937 A GB 1636937A GB 478995 A GB478995 A GB 478995A
Authority
GB
United Kingdom
Prior art keywords
guides
board
hinged
blocks
struts
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
GB1636937A
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 GB1636937A priority Critical patent/GB478995A/en
Publication of GB478995A publication Critical patent/GB478995A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B97/00—Furniture or accessories for furniture, not provided for in other groups of this subclass
    • A47B97/04—Easels or stands for blackboards or the like

Landscapes

  • Spinning Or Twisting Of Yarns (AREA)

Abstract

478,995. Supports for drawing-boards. BEAVEN, C. June 12, 1937, No. 16369. [Classes 52 (iii) and 52 (v)] A drawing-board 1 is hinged at 3 to carrier members 4 slidably mounted for vertical adjustment on two upright guide bars 5 adapted to be suspended on a wall, a pair of angularly adjustable stays or struts 15 hinged to the drawing. board being hinged at their lower ends to a pair of slides 17 also adjustable on the guide bars 5 to give the desired inclination to the board, the board and struts being collapsable into a vertical plane. The guides 5 may be suspended from nails or as shown. hung by hooks 7 from the picture rail 8 and the board 1 has at each side of its upper edge upwardly directed extension lugs 2 hinged to blocks 4 having metal side plates 12 inturned to engage longitudinal grooves 11 in the guides. Hinged at 14 to the back of the board 1 near the lower end are the struts 15 hinged at 16 to blocks 17 also slidably mounted on the guides 5, and the blocks 4, 17 are adapted to be secured to the guides as by pegs 19 taking in holes in the guides or by a spring-pressed pawl engaging teeth on the guides or gripping the faces of the guides. To extend the board from the vertical position for use the blocks 4, 17 are raised or lowered along the guides ; when pawls are used the upper and lower blocks may be raised alternately by moving the lower part of the board to and fro.
GB1636937A 1937-06-12 1937-06-12 Improvements in drafting apparatus Expired GB478995A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1636937A GB478995A (en) 1937-06-12 1937-06-12 Improvements in drafting apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1636937A GB478995A (en) 1937-06-12 1937-06-12 Improvements in drafting apparatus

Publications (1)

Publication Number Publication Date
GB478995A true GB478995A (en) 1938-01-28

Family

ID=10076066

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1636937A Expired GB478995A (en) 1937-06-12 1937-06-12 Improvements in drafting apparatus

Country Status (1)

Country Link
GB (1) GB478995A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2692812A (en) * 1951-07-27 1954-10-26 Philip F B Stahl Utility art cabinet
US3189393A (en) * 1962-02-05 1965-06-15 Du Pont Drafting board assembly
DE2838124A1 (en) * 1978-09-01 1980-03-06 Lebermann Kurt Drawing board fixed to vertical wall - can be folded down and adjusted to different positions by means of hinged arms, carriages and holder at back
GB2135867A (en) * 1983-02-12 1984-09-12 Leslie Richard Pinnell Bracket furniture
GB2154429A (en) * 1984-02-27 1985-09-11 Pioneer Seed Company Shelving system
GB2269987A (en) * 1992-08-25 1994-03-02 Alan Charles Restall "Seat"

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2692812A (en) * 1951-07-27 1954-10-26 Philip F B Stahl Utility art cabinet
US3189393A (en) * 1962-02-05 1965-06-15 Du Pont Drafting board assembly
DE2838124A1 (en) * 1978-09-01 1980-03-06 Lebermann Kurt Drawing board fixed to vertical wall - can be folded down and adjusted to different positions by means of hinged arms, carriages and holder at back
GB2135867A (en) * 1983-02-12 1984-09-12 Leslie Richard Pinnell Bracket furniture
GB2154429A (en) * 1984-02-27 1985-09-11 Pioneer Seed Company Shelving system
GB2269987A (en) * 1992-08-25 1994-03-02 Alan Charles Restall "Seat"
GB2269987B (en) * 1992-08-25 1996-06-26 Alan Charles Restall Seat

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