Thomas, CX

Japanese: Thomas,C.X.(英語表記)ThomasCX
Thomas, CX

…This was due to weaknesses in the mechanical design and insufficient machining precision, which could not be solved with the technology of the time. Practical hand-cranked calculators were commercially produced in 1820 by Charles Xavier Thomas and in 1875 by Frank Stephen Baldwin. In Japan, Yato Ryoichi applied for a patent for a hand-cranked calculator based on his own concept, the Automatic Abacus, in 1902, and manufactured and sold several hundred units in the following few years. …

*Some of the terminology that mentions "Thomas, CX" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…それは,機械設計上の弱点と加工精度の不十分さとに起因していて,当時の技術では解決できなかったのである。実用的な手回し計算機は,1820年にトーマスCharles Xavier Thomasや,75年にボールドウィンFrank Stephen Baldwinなどによって商業的に生産されるようになった。 日本では,1902年に矢頭良一が独自の構想による手回し計算機〈自働算盤〉を特許出願し,その後数年間に二百数十台を製造・販売した。…

※「Thomas,C.X.」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

<<:  Thomas, WI (English spelling) ThomasWI

>>:  Thomas (poet)

Recommend

Shaku - Shaku

A perennial plant of the Umbelliferae family (APG...

Orb spider - Orb spider

It is a terrestrial animal belonging to the Arthr...

Cuernavaca (English spelling)

The capital of the state of Morelos in central Mex...

Surf base level

The wave erosion is caused by waves reaching a de...

Company - Kabushiki Kaisha

A type of company structure for operating a profi...

Oryza perennis

...Various theories have been proposed for the cl...

Numa (English spelling) Numa Pompilius

The second king of ancient Rome. Reigned 715?-673?...

Lavinia

… Returning to the land, Aeneas finally reaches L...

Mehmet Ākif

1873‐1936 Turkish poet. Author of the lyrics for t...

Muslim Brotherhood - Muslim Brotherhood

An Egyptian Islamic movement group. It is also wri...

Tupaia glis (English spelling)

... There are 17 species in 5 genera in the tree ...

Goganji Temple

The name was popular during the Heian period, and ...

Perspectivism

In a painting based on perspective, the landscape ...

Kitchener, Horatio Herbert, 1st Earl Kitchener

Born June 24, 1850 by Kelly [Died] June 5, 1916. B...

Ethenyl

…The simplest monovalent unsaturated hydrocarbon ...