The slide valve, simply explained (Registro nro. 117235)
[ vista simple ]
| 000 -LEADER | |
|---|---|
| fixed length control field | 02994cam a22003373u 4500 |
| 001 - CONTROL NUMBER | |
| control field | 76510 |
| 003 - CONTROL NUMBER IDENTIFIER | |
| control field | UtSlPG |
| 005 - DATE AND TIME OF LATEST TRANSACTION | |
| control field | 20260610134754.0 |
| 006 - FIXED-LENGTH DATA ELEMENTS--ADDITIONAL MATERIAL CHARACTERISTICS | |
| fixed length control field | m |
| 007 - PHYSICAL DESCRIPTION FIXED FIELD--GENERAL INFORMATION | |
| fixed length control field | cr n |
| 008 - FIXED-LENGTH DATA ELEMENTS--GENERAL INFORMATION | |
| fixed length control field | 260607r20251899utu|||||o|||||||||||||| d |
| 010 ## - LIBRARY OF CONGRESS CONTROL NUMBER | |
| LC control number | 99004121 |
| 040 ## - CATALOGING SOURCE | |
| Original cataloging agency | UtSlPG |
| 041 #7 - LANGUAGE CODE | |
| Language code of text/sound track or separate title | en |
| Source of code | iso639-1 |
| 050 #4 - LIBRARY OF CONGRESS CALL NUMBER | |
| Classification number | TJ |
| 100 1# - MAIN ENTRY--PERSONAL NAME | |
| Personal name | Tennant, William John, |
| Dates associated with a name | 1866-1951 |
| 245 14 - TITLE STATEMENT | |
| Title | The slide valve, simply explained |
| 264 #1 - PRODUCTION, PUBLICATION, DISTRIBUTION, MANUFACTURE, AND COPYRIGHT NOTICE | |
| Place of production, publication, distribution, manufacture | Salt Lake City, UT : |
| Name of producer, publisher, distributor, manufacturer | Project Gutenberg, |
| Date of production, publication, distribution, manufacture, or copyright notice | 2025 |
| 300 ## - PHYSICAL DESCRIPTION | |
| Extent | 1 online resource : |
| Other physical details | multiple file formats |
| 336 ## - CONTENT TYPE | |
| Content type term | text |
| Content type code | txt |
| Source | rdacontent |
| 337 ## - MEDIA TYPE | |
| Media type term | computer |
| Media type code | c |
| Source | rdamedia |
| 338 ## - CARRIER TYPE | |
| Carrier type term | online resource |
| Carrier type code | cr |
| Source | rdacarrier |
| 500 ## - GENERAL NOTE | |
| General note | Release date is 2025-07-16 |
| 508 ## - CREATION/PRODUCTION CREDITS NOTE | |
| Creation/production credits note | deaurider, Matthew Everett and the Online Distributed Proofreading Team at https://www.pgdp.net (This file was produced from images generously made available by The Internet Archive) |
| 520 ## - SUMMARY, ETC. | |
| Summary, etc. | "The slide valve, simply explained by William John Tennant" is a technical engineering guide from the late 19th century, within the Victorian era. Aimed at students and practitioners, it explains how steam-engine slide valves work and how to set and modify them, using clear diagrams and a simple hands-on model to visualize motion. The book focuses on valve motion fundamentals—lap, lead, travel, eccentric advance, compression, and expansion—while also surveying practical valve types and gears used on locomotives and stationary and marine engines. The book progresses from the plain D-slide valve to a cardboard-disc model that treats the eccentric as a crank, letting readers trace admission, cut-off, release, and compression. It introduces lead and cushioning at dead centres, then shows how outside lap yields expansion and how inside lap or inside lead changes exhaust timing; “free exhaust” is explained by widening ports without changing events. It then covers double-ported valves (and similar forms like the Giddings), multiple-admission designs (such as the Straight Line/Sweet and Woodbury), and piston valves with external or internal admission (including types used on the Ide/Ideal engines). A central section demonstrates how advancing the eccentric, shifting the valve, or adding lap alters timing and duration of events. The link motion is treated as a variable eccentric—contrasting open and crossed rods, full gear, linked up, mid-gear, and back gear—with concise distribution diagrams. Finally, it addresses very early cut-off using separate cut-off gear (Meyer, Buckeye) and the Allen/Trick passage, and closes with a clear explanation of why reversing gears are needed, plus a template to build the instructional model. (This is an automatically generated summary.) |
| 534 ## - ORIGINAL VERSION NOTE | |
| Introductory phrase | Originally published: |
| Publication, distribution, etc. of original | New York: Spon & Chamberlain, 1899 |
| 653 ## - INDEX TERM--UNCONTROLLED | |
| Uncontrolled term | Slide-valves |
| 700 1# - ADDED ENTRY--PERSONAL NAME | |
| Personal name | Kinealy, J. H. |
| Fuller form of name | (John Henry), |
| Dates associated with a name | 1864-1928 |
| 856 4# - ELECTRONIC LOCATION AND ACCESS | |
| Uniform Resource Identifier | <a href="https://archive.org/details/slidevalvesimply00tenn">https://archive.org/details/slidevalvesimply00tenn</a> |
| 856 40 - ELECTRONIC LOCATION AND ACCESS | |
| Uniform Resource Identifier | <a href="https://www.gutenberg.org/ebooks/76510">https://www.gutenberg.org/ebooks/76510</a> |
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