Planisphere

Known as: Star wheel, Planesphere, Constellation wheel

A planisphere is a star chart analog computing instrument in the form of two adjustable disks that rotate on a common pivot. It can be adjusted to…

Papers overview

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2011

In de uitvinding is een afbuigplaat 30 aangebracht op de balenkamer 10 om zich uit te strekken door dezelfde gleuf 16 als de…

2011

The present invention discloses a general process in an automatic article transport line for an adjustable star wheel. In one…

2011

The invention provides a gear shaping device of a wandering star wheel, comprising a device body, a guide rod, a threaded rod, a…

2009

The effect of the modification on star wheel of anchor scraper conveyor was introduced,the process of detaching and installing…

2008

Summary In this study, we build a database specialized for astronomical education. The database consists of the information that…

2008

A module (4) in a support structure (5) for container handling machines (2), comprises a connecting bar (6) provided with bearing…

2008

The utility model discloses a simple single screw compressor which comprises a shell used for containing a screw rotor and a…

2006

The invention concerns an annual calendar mechanism for a timepiece including a date disc provided with a first inner toothing…

1996

We have analyzed the content of the Korean stone star chart. Ch'on-Sang-Yul-Cha-Bun-Ya-Ji-Do(here-after Ch'on-Sang-Do). In the…

1974