GB911898A - Improvements in or relating to slide rules - Google Patents
Improvements in or relating to slide rulesInfo
- Publication number
- GB911898A GB911898A GB3217360A GB3217360A GB911898A GB 911898 A GB911898 A GB 911898A GB 3217360 A GB3217360 A GB 3217360A GB 3217360 A GB3217360 A GB 3217360A GB 911898 A GB911898 A GB 911898A
- Authority
- GB
- United Kingdom
- Prior art keywords
- pair
- slide
- side strips
- sept
- stock
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G1/00—Hand manipulated computing devices
- G06G1/02—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales
- G06G1/04—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by construction
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
- Drawing Aids And Blackboards (AREA)
Abstract
911,898. Slide rules. LAI KING-YAN. Sept. 19, 1961 [Sept. 19, 1960], No. 32173/60. Class 106 (1). A slide rule has a stock 10 formed as a shaped sheet having a central channel 13 and a pair of side strips which extend outwardly from the top of the channel walls and which are reflex to define a pair of slots 15. The slide 11 is also formed as a shaped sheet having a pair of side strips 16, which are arranged to be received by the slots 15, and a raised central slip 17 which presents a surface substantially flush with the top surface of the side strips of the stock. A transparent cursor 12 with end portions 19 and a finger stop 20, and the normal A, B, C and D scales are provided.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3217360A GB911898A (en) | 1960-09-19 | 1960-09-19 | Improvements in or relating to slide rules |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3217360A GB911898A (en) | 1960-09-19 | 1960-09-19 | Improvements in or relating to slide rules |
Publications (1)
Publication Number | Publication Date |
---|---|
GB911898A true GB911898A (en) | 1962-11-28 |
Family
ID=10334445
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3217360A Expired GB911898A (en) | 1960-09-19 | 1960-09-19 | Improvements in or relating to slide rules |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB911898A (en) |
-
1960
- 1960-09-19 GB GB3217360A patent/GB911898A/en not_active Expired
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