US148466A - Improvement in station-indicators - Google Patents
Improvement in station-indicators Download PDFInfo
- Publication number
- US148466A US148466A US148466DA US148466A US 148466 A US148466 A US 148466A US 148466D A US148466D A US 148466DA US 148466 A US148466 A US 148466A
- Authority
- US
- United States
- Prior art keywords
- station
- indicators
- improvement
- dials
- pawl
- 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 - Lifetime
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- 230000002441 reversible Effects 0.000 description 4
- 241000495102 Maize mosaic nucleorhabdovirus Species 0.000 description 2
- 230000000875 corresponding Effects 0.000 description 2
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D41/00—Indicators for reserved seats; Warning or like signs; Devices or arrangements in connection with tickets, e.g. ticket holders; Holders for cargo tickets or the like
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/15—Intermittent grip type mechanical movement
- Y10T74/1526—Oscillation or reciprocation to intermittent unidirectional motion
- Y10T74/1542—Strap actuator
- Y10T74/1547—Single acting
- Y10T74/1552—Spring or weight return
Definitions
- This invention has for its object to provide an indicator with a dial and index on each face, to be hung in the middle of a railway or horse car, the dials bea-ring the names of the streets and stations, and, by means of a ratchet, pawl, and spring, actuated by a pendent cord, the index may be caused to point to the successive streets or stations.
- Figure l is an elevation of one face of our street-indicator.
- Fig. 2 is a sectional elevation of the same, the dial and index being removed.
- Fig. 3 is a cross-section at x x in Fig. 1.
- two bell-crank levers, C are sleeved at their angles, and between them a ratchetwheel, D, is secured to the said shaft, and with it engages a reversible pawl, E, mounted on a shaft, c, journaled in the ends of the vertical arms of the levers C, one end protruding through a slot, d, in one of the dials, where it receives an arrow-shaped weight, E', which serves to keep the pawl engaged with the ratchet, and also to reverse the pawlwhen required.
- the longer horizontal arms of the 1el vers C play between one of the studs a and a stop, a, which limits the movement of the pawl to but one tooth of the ratchet.
- a spiral spring, F engaging with the long arms of the levers, keeps theln pulled up against the upper stop-stud.
- a cord, G attached to said levers, afford a means of pulling them down, whereby the pawl will move the ratchet-wheel forward one tooth, carrying around the indexes a corresponding distance on the dials, around whose periphery the names of the streets or stations are printed or painted.
- the dial-indicator should be suspended in the middle of a car, so that passengers at each end can read it.
Description
H. al. KAHN.
Station-Indicators. No. 148,466. Se Patemed'march1o'-1a74.
In renors MMV @l -f UNITED STATES PATENT OFFICE..
HUGO KAHN AND IsAAoKAEN, OE CHICAGO, ILLINOIS.
IMPROVEMENT IN STATION-INDICATORS.
Speccation rforming part of Letters Patent No. 148,466, dated March 10, 1874; application filed November 24,1873.
4Cook and State of Illinois, have invented an Improvement in Station-Indicators, of which the following is a specification.:
This invention has for its object to provide an indicator with a dial and index on each face, to be hung in the middle of a railway or horse car, the dials bea-ring the names of the streets and stations, and, by means of a ratchet, pawl, and spring, actuated by a pendent cord, the index may be caused to point to the successive streets or stations.
Figure lis an elevation of one face of our street-indicator. Fig. 2 is a sectional elevation of the same, the dial and index being removed. Fig. 3 isa cross-section at x x in Fig. 1.
In the drawing, A A repr/esent two dials secured together at a proper distance apart by studs a a, with a shaft, b, journaled through the axes of said dials, to each end of which is secured an index, B. On said shaft, within the dials, two bell-crank levers, C, are sleeved at their angles, and between them a ratchetwheel, D, is secured to the said shaft, and with it engages a reversible pawl, E, mounted on a shaft, c, journaled in the ends of the vertical arms of the levers C, one end protruding through a slot, d, in one of the dials, where it receives an arrow-shaped weight, E', which serves to keep the pawl engaged with the ratchet, and also to reverse the pawlwhen required. The longer horizontal arms of the 1el vers C play between one of the studs a and a stop, a, which limits the movement of the pawl to but one tooth of the ratchet. A spiral spring, F, engaging with the long arms of the levers, keeps theln pulled up against the upper stop-stud. A cord, G, attached to said levers, afford a means of pulling them down, whereby the pawl will move the ratchet-wheel forward one tooth, carrying around the indexes a corresponding distance on the dials, around whose periphery the names of the streets or stations are printed or painted.
As each street-crossin g or station is passed, the person in charge of the car has simply to pull the cord and let it go to move the index to the name of the next street or station, so that passengers may avoid being carried beyond their destination.
The dial-indicator should be suspended in the middle of a car, so that passengers at each end can read it.
to secure by Letters Patent, is-
In a street and station indicator, the conibination of the dials A A, indexes B B, shaft b, ratchet D, bell-crank levers G C, which are held in position by spring F, and actuated by cord G and reversible pawl E, the several parts being constructed and operating substantially as described.
HUGO KAHN.
ISAAC KAHN. Witnesses:
HENRY BOssMANN, HERMAN BIsOHOFF.
What we claim as our invention, and desire f
Publications (1)
Publication Number | Publication Date |
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US148466A true US148466A (en) | 1874-03-10 |
Family
ID=2217879
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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US148466D Expired - Lifetime US148466A (en) | Improvement in station-indicators |
Country Status (1)
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US (1) | US148466A (en) |
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- US US148466D patent/US148466A/en not_active Expired - Lifetime
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