GB190015211A - A New and Improved Gas Pressure Recording Apparatus. - Google Patents

A New and Improved Gas Pressure Recording Apparatus.

Info

Publication number
GB190015211A
GB190015211A GB190015211DA GB190015211A GB 190015211 A GB190015211 A GB 190015211A GB 190015211D A GB190015211D A GB 190015211DA GB 190015211 A GB190015211 A GB 190015211A
Authority
GB
United Kingdom
Prior art keywords
wheel
drum
thread
gear
clockwork
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
Application number
Inventor
Thomas Thorp
Thomas Gardiner Marsh
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of GB190015211A publication Critical patent/GB190015211A/en
Expired legal-status Critical Current

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  • Measuring Fluid Pressure (AREA)
  • Recording Measured Values (AREA)

Abstract

15,211. Thorp, T., and Marsh, T. G. Aug. 27. Pressure gauges.-A flexible chamber A similar to that of an aneroid barometer moves a tracer D over a drum B, which is rotated by clockwork and ascends or descends on a coarse-pitched screw F. The tracing-hand d<1>, pivoted to the free end of the arm d over the sensitive chamber a, is gently pressed towards the record drum by means of a spring finger d<2> with a roller d<3> bearing against the casing C. The clockwork train ends in a wheel which can be put into or out of gear with a long pinion g, which is always in gear with a wheel E at the bottom of the record drum. This wheel is loose upon the screw pillar F, but has attached to it a sleeve e which encloses the thread when the drum is in its lower position. One or more radial sockets e<1> at the bottom of this sleeve hold rollers e<2> on ball bearings, which engage the thread. Two adjustable clips e<3> fixed to the projecting rim e<4> of the wheel E partly brake the wheel, and prevent it from acting upon the clock movement.
GB190015211D 1900-08-27 1900-08-27 A New and Improved Gas Pressure Recording Apparatus. Expired GB190015211A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB190015211T 1900-08-27

Publications (1)

Publication Number Publication Date
GB190015211A true GB190015211A (en) 1901-08-10

Family

ID=32619541

Family Applications (1)

Application Number Title Priority Date Filing Date
GB190015211D Expired GB190015211A (en) 1900-08-27 1900-08-27 A New and Improved Gas Pressure Recording Apparatus.

Country Status (1)

Country Link
GB (1) GB190015211A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117586875A (en) * 2024-01-18 2024-02-23 中诺生物科技发展江苏有限公司 Biological enzyme catalytic efficiency testing arrangement

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117586875A (en) * 2024-01-18 2024-02-23 中诺生物科技发展江苏有限公司 Biological enzyme catalytic efficiency testing arrangement
CN117586875B (en) * 2024-01-18 2024-03-29 中诺生物科技发展江苏有限公司 Biological enzyme catalytic efficiency testing arrangement

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