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sun valve

valve used to automatically control gas flow in lighthouses
Thing general Q2657372
sun valve
Daderot · Public Domain · Wikimedia
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sun valve

Summary

sun valve ranks in the top 2% of general entities by monthly Wikipedia readership (51 views/month).[1]

Key Facts

  • sun valve is credited with the discovery of Gustaf Dalén[2].
  • sun valve's image is recorded as Sun valve designed by Gustaf Dalen, 1912, turns lighthouse on at night and off during the day, TM34299 - Tekniska museet - Stockholm, Sweden - DSC01443.JPG[3].
  • sun valve's part of is recorded as lighthouse[4].
  • sun valve's publication date is recorded as +1912-00-00T00:00:00Z[5].
  • sun valve's Freebase ID is recorded as /m/02qkl3f[6].
  • sun valve's Encyclopædia Britannica Online ID is recorded as technology/sun-valve[7].

Body

Works and Contributions

sun valve is credited with the discovery of Gustaf Dalén[2].

Why It Matters

sun valve ranks in the top 2% of general entities by monthly Wikipedia readership (51 views/month).[1] It has Wikipedia articles in 10 language editions, a strong signal of global cultural recognition.[8]

Related Entities

Gustaf Dalén

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [2] ↑ . wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . Freebase Data Dumps. wikidata.org.
  6. [7] ↑ . wikidata.org.

Aggregate / graph-position facts

  1. [1] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [8] ↑ . Wikidata sitelinks. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). sun valve. Retrieved April 10, 2026, from https://4ort.xyz/entity/sun-valve
MLA “sun valve.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/sun-valve.
BibTeX @misc{4ortxyz_sun-valve_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{sun valve}}, year = {2026}, url = {https://4ort.xyz/entity/sun-valve}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): sun valve — https://4ort.xyz/entity/sun-valve (retrieved 2026-04-10)

Canonical URL: https://4ort.xyz/entity/sun-valve · Last refreshed: