US75869A - Thomas cur let - Google Patents
Thomas cur let Download PDFInfo
- Publication number
- US75869A US75869A US75869DA US75869A US 75869 A US75869 A US 75869A US 75869D A US75869D A US 75869DA US 75869 A US75869 A US 75869A
- Authority
- US
- United States
- Prior art keywords
- thomas
- ratchet
- cur
- arm
- curtain
- 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
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47H—FURNISHINGS FOR WINDOWS OR DOORS
- A47H3/00—Fastening, clamping, or guiding devices for the bands or cords of curtains or the like
- A47H3/02—Fastening, clamping, or guiding devices for bands or cords
- A47H3/08—Cord-tensioning devices for curtains with two cords
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
- F16H2007/0889—Path of movement of the finally actuated member
- F16H2007/0893—Circular path
Definitions
- A is the plate, to which the ratchet and pawl arerattached, and which isv fastened to the casing.
- B is the ratchet.
- C is the arm on the ratchet.
- D is a pulley-on the arm, around which the. curtain-cord is placed, as seen i'n the-drawing. There may'be merely a pin or fast pulley on the arm, instead of the loose pulley D, it' desired.
- E is the ratchet-pawl.
- F is thc shade or curtain-cord. The ratchet turns on its central pivot, g, and the pewl holds it in place, so that by turning down the arm the cord is tightened and held securely in place.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Curtains And Furnishings For Windows Or Doors (AREA)
Description
@ritten tatr' @attent @ffice Letters Patent No. 75,869, dated March 24, 1868.
, IMPROVED' CURTAIN-FIXTURE.
fit-lgs 5tlg-shalt tfemr tt im time tsttnrsl zttent mit makingvgatt nf tige same,
TO ALL WHOM IT MAY CONCEHRN:
Beit known that I, THOMAS GURIEY, of Troy, in the county of Rensselaer, and State of New York, have invented a new and useful Improvement in Curtain-Cord Fastening; and I do hereby declare that the following is a full, clear,vand exactxdescription thereof, which will enable those' skilled in the art to make and use the same, reference being' had to the accompanying drawings forming part of.this' specicatibn.
-This' invention has for its object to furnis-h a more simple, cheap, and convenient fastening for window shades or curtains than has hitherto beenlin useg'and-it consists in providing ya ratchet, with a projecting arm,- anda pawl to engage therewith, both of which are attached to a plate or to the casing, as will be hereinafter described. The drawingv Figure 1, represents 4a front elevation'ot' a window, with my improved fastener attached.
Figure Z-is an edge view of the fastener detached. v v
Similar letters of reference indi-cate corresponding parts. l
A is the plate, to which the ratchet and pawl arerattached, and which isv fastened to the casing. B is the ratchet. C is the arm on the ratchet. D is a pulley-on the arm, around which the. curtain-cord is placed, as seen i'n the-drawing. There may'be merely a pin or fast pulley on the arm, instead of the loose pulley D, it' desired. E is the ratchet-pawl. F is thc shade or curtain-cord. The ratchet turns on its central pivot, g, and the pewl holds it in place, so that by turning down the arm the cord is tightened and held securely in place.
' This is'a very'simple. and 'durable arrangement, and its advantagesmust be obvious to all.
Having'vdescribed my invention, what I-claim as new, and desire to secure by Letters' Patent, is-
1. The ratchet l, the pawl E,'and the arm C, either with or without a loose pulley, D, arranged substantially as described foi` the purposes set forth. v
2.I In combination with the above, the'plate A,`for the purpose described.
` The abovespecificationof my invention signedby me, this 31st (lay of January, 1868.
THOMAS CURLEY.
Witnesses: i
WM. J. DYER, IRA HUNT.
Publications (1)
Publication Number | Publication Date |
---|---|
US75869A true US75869A (en) | 1868-03-24 |
Family
ID=2145373
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US75869D Expired - Lifetime US75869A (en) | Thomas cur let |
Country Status (1)
Country | Link |
---|---|
US (1) | US75869A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4132389A (en) * | 1978-02-10 | 1979-01-02 | The Quaker Oats Company | Self-locking windlass |
US20090247275A1 (en) * | 2008-03-31 | 2009-10-01 | Aristocrat Technologies Australia Pty Limited | Gaming system and method of varying a jackpot game outcome |
-
0
- US US75869D patent/US75869A/en not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4132389A (en) * | 1978-02-10 | 1979-01-02 | The Quaker Oats Company | Self-locking windlass |
FR2416863A1 (en) * | 1978-02-10 | 1979-09-07 | Quaker Oats Co | AUTOMATIC LOCKING WINCH |
US20090247275A1 (en) * | 2008-03-31 | 2009-10-01 | Aristocrat Technologies Australia Pty Limited | Gaming system and method of varying a jackpot game outcome |
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