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Juggler's Slide Rule - A2
Examples: 2012, 2013 |
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2012 |
2013 |
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| Material: | Mahogany | Walnut |
| Laminate: | 4mm | 3.2 & 1.6mm |
| Height: | 13mm | 7.5mm |
| Cursor Grooves: | Centre | High |
| Slide Back: | Plain | Rebate |
| Cursor Perspex: | 3mm | 2mm |
| Cursor Runner Fixing: | Machine screws | Glue |
| Cursor Spring Fixing: | Machine Screw | - |
Click on the images for enlargements.
Juggler's Slide Rule - A2 (2012) |
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Summary | ||||
| System: | System Tombeur | ||||
| Specialization: | Juggling | ||||
| Type: | Closed frame | ||||
| Material: | Mahogany laminate | ||||
| Facings: | Perspex/paper | ||||
| Scale Length: | 24.4cm | No of Scales: | 9 | ||
| Front Length: | 282mm | Front Width: | 46mm | ||
| Language: | English | Origin: | England | ||
| Date: | 2012, October | ||||
| Features/Notes: | Advanced Juggler's slide rule. | ||||
| Scales (colours as shown) | |||||
| Front: | §1, A [ B, S, CI, §2, C ] D, §3 | Back: | - | ||
| Labels Left: | X n(wb), h d x10-2m A [ B, S, CI bs-1, n(wb), t bt x10-1s C ] D v, q | Labels Left: | - | ||
| Labels Right: | - | Labels Right: | - | ||
| Style: | Railway track | Typeface: | Serif | ||
| Extensions: | - | Decimals: | Tenths between 1 & 2 on CI, C & D | ||
| Gauge Marks: |
p (3.14) on A, B, C & D
C (1.13) on C C1 (3.57) on C vy (4.43) on C g (9.81) on C |
Rulers: | - | ||
| Features/Notes: |
Printed on paper with Perspex facing.
§1 scale on on upper stock rail (labelled X n(wb)) is a specialist scale of throw weight and hold times in a juggling pattern. §2 scale on slide (labelled n(wb)) is a specialist scale of throw weight and hold times in a juggling pattern, which uses the tick marks of the C scale below it. §3 scale on lower stock rail (labelled q) is a two line, specialist scale for throw angles in a juggling pattern. |
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| Construction | |||||
| Stock: |
Solid stock constructed from laminated 4mm thick mahogany strip to make well and slide and cursor grooves.
Square top and bottom edges. Mid level cursor grooves. Shallow rebate in back . Front faced with 1mm Perspex. Paper scales and Perspex fixed with clear double-sided tape and anchored with M1.2 machine screws, one each at left & right ends of upper and lower rails (4 in total). Upper and lower rails equal widths (mm) - 13 Varnished excluding sliding contact surfaces and Perspex. Length x Width x Height (mm) - 282 x 46 x 13 |
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| Slide: |
Single sided
Constructed from laminated 4mm mahogany strip to form locating tongue. Front faced with 1mm Perspex. Paper scales and Perspex fixed with clear double-sided tape and anchored with M1.2 machine screws, two each at left & right ends (4 in total). Right end screws hidden in logo by filling and painting. Varnished excluding sliding contact surfaces and Perspex. Front face width (mm) - 20 |
Cursor: |
3mm thick Perspex pane attached to seperate top and bottom runners.
Runners fashioned from laminated 4mm mahogany strip. Varnished excluding sliding contact surfaces and Perspex. Pane attached to runners with 4 x M1.2 machine screws, one in each corner. Steel spring on top runner, mounted at left end with a M1.2 machine screw. Single central full length hairline. Width x Height (mm) - 32 x 55 |
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| Printing (colours as shown) | |||||
| Stock: |
"JUGGLER'S SLIDE RULE" spanning screw on right end of upper rail.
"MADE IN ENGLAND BY C TOMBEUR" spanning screw on right end of lower rail. |
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| Slide: | Juggling pattern logo with "SYSTEM TOMBEUR" in centre and "A2" underneath, on right end. | ||||
| Cursor: | - | ||||
| Labels: | On back, summary instructions, formulae and variables, with footer "www.countbelmiro.com" | ||||
| Instructions | |||||
| 36 page (including cover) booklet with full instructions, examples and care information, which can be seen here. | |||||
| Box (colours as shown) | |||||
| Style: | None | L x W x D mm: | - | ||
| Material: | - | Colour: | - | ||
| Construction: | - | ||||
| Printing: | - | ||||
| Labels: | - | ||||
| Detail Images | |||||
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Click on the images for enlargements.
Click on the images for enlargements.
Click on the images for enlargements.
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Click on the images for enlargements.
Juggler's Slide Rule - A2 (2013) |
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|
Summary | ||||
| System: | System Tombeur | ||||
| Specialization: | Juggling | ||||
| Type: | Closed frame | ||||
| Material: | Wallnut laminate | ||||
| Facings: | Perspex/paper | ||||
| Scale Length: | 24.4cm | No of Scales: | 9 | ||
| Front Length: | 282mm | Front Width: | 46mm | ||
| Language: | English | Origin: | England | ||
| Date: | 2013, June | ||||
| Features/Notes: | Advanced Juggler's slide rule. | ||||
| Scales (colours as shown) | |||||
| Front: | §1, A [ B, S, CI, §2, C ] D, §3 | Back: | - | ||
| Labels Left: | X n(wb), h d x10-2m A [ B, S, CI bs-1, n(wb), t bt x10-1s C ] D v, q | Labels Left: | - | ||
| Labels Right: | - | Labels Right: | - | ||
| Style: | Railway track | Typeface: | Serif | ||
| Extensions: | - | Decimals: | Tenths between 1 & 2 on CI, C & D | ||
| Gauge Marks: |
p (3.14) on A, B, C & D
C (1.13) on C C1 (3.57) on C vy (4.43) on C g (9.81) on C |
Rulers: | - | ||
| Features/Notes: |
Printed on paper with Perspex facing.
§1 scale on on upper stock rail (labelled X n(wb)) is a specialist scale of throw weight and hold times in a juggling pattern. §2 scale on slide (labelled n(wb)) is a specialist scale of throw weight and hold times in a juggling pattern, which uses the tick marks of the C scale below it. §3 scale on lower stock rail (labelled q) is a two line, specialist scale for throw angles in a juggling pattern. |
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| Construction | |||||
| Stock: |
Solid stock constructed from laminated 1.6mm and 3.2mm thick wallnut strip to make well and slide and cursor grooves.
Square top and bottom edges. Mid level cursor grooves. Shallow rebate in back . Front faced with 1mm Perspex. Paper scales and Perspex fixed with clear double-sided tape and anchored with M1.2 machine screws, one each at left & right ends of upper and lower rails (4 in total). Upper and lower rails equal widths (mm) - 13 Varnished excluding sliding contact surfaces and Perspex. Length x Width x Height (mm) - 282 x 46 x 7.5 |
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| Slide: |
Single sided
Constructed from laminated 1.6mm wallnut strip to form locating tongue. Front faced with 1mm Perspex. Paper scales and Perspex fixed with clear double-sided tape and anchored with M1.2 machine screws, two each at left & right ends (4 in total). Right end screws hidden in logo by filling and painting. Shallow rebate in back to reduce friction. Varnished excluding sliding contact surfaces and Perspex. Front face width (mm) - 20 |
Cursor: |
2mm thick Perspex pane attached to seperate top and bottom runners.
Runners fashioned from laminated 1.6mm and 3.2mm wallnut strip. Varnished excluding sliding contact surfaces and Perspex. Steel spring on top runner, mounted at left end. Single central full length hairline. Width x Height (mm) - 32 x 54 |
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| Printing (colours as shown) | |||||
| Stock: |
"JUGGLER'S SLIDE RULE" spanning screw on right end of upper rail.
"MADE IN ENGLAND BY C TOMBEUR" spanning screw on right end of lower rail. |
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| Slide: | Juggling pattern logo with "SYSTEM TOMBEUR" in centre and "A2" underneath, on right end. | ||||
| Cursor: | - | ||||
| Labels: | On back, summary instructions, formulae and variables, with footer "www.countbelmiro.com" | ||||
| Instructions | |||||
| 36 page (including cover) booklet with full instructions, examples and care information, which can be seen here. | |||||
| Box (colours as shown) | |||||
| Style: | None | L x W x D mm: | - | ||
| Material: | - | Colour: | - | ||
| Construction: | - | ||||
| Printing: | - | ||||
| Labels: | - | ||||
| Detail Images | |||||
|
Click on the images for enlargements.
Click on the images for enlargements.
Click on the images for enlargements.
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