US127565A - Improvement in curtain-fixtures - Google Patents

Improvement in curtain-fixtures Download PDF

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US127565A
US127565A US127565DA US127565A US 127565 A US127565 A US 127565A US 127565D A US127565D A US 127565DA US 127565 A US127565 A US 127565A
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Prior art keywords
curtain
fixtures
roller
improvement
spring
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Expired - Lifetime
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    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
    • E06B9/40—Roller blinds
    • E06B9/42—Parts or details of roller blinds, e.g. suspension devices, blind boxes
    • E06B9/50—Bearings specially adapted therefor

Definitions

  • FIG. 2 is a horizontal sectional view.
  • Fig. 3 is a view of the cylindrical friction- -spring detached from the roller.
  • the object of my invention is to provide a cheap and convenient roller for curtains, which Will have the requisite friction to prevent the curtain from running down; and it consists in a stationary friction-spring so arranged that the friction is applied inside the roller, While the spring itself furnishes a bearing for the roller.y
  • A represents the roller, and a a the sockets in which it turns.
  • B is a statonary friction-spring, introduced into one end of roller and extending outward, thus making a support for the roller upon its bracket or. socket.
  • the spring is slotted at b, and the slot is made to tit snugly over the pin or tongue c in such a manner that the spring cannot turn with the roller.

Description

D. G. CHASE.
Improvement in Curtain-Fixtures.
N0. 127,565. A Patentedlune 4.1872.v
UNITED STATES PATENT OEEIGE.
DANIEL Gr. CHASE, OF BOSTON, MASSACHUSETTS.
IMPROVEMENT IN CURTAIN-FIXTURES.
Specification forming part of Letters Patent No. 127,565,1lated J une 4, 1872.
To all twhom it may concern:
Be it known that I, DANIEL G. CHASE, o Boston, in the county of Suffolk and State of Massachusetts, have invented certain Improvements in Curtain-Fixtures, of which the following is a full, clear, and exact description, reference being had to the accompanying drawing making a part of this specification, in Which- Figure l is a perspective view of my invention. Fig. 2 is a horizontal sectional view. Fig. 3 is a view of the cylindrical friction- -spring detached from the roller.
The object of my invention is to provide a cheap and convenient roller for curtains, which Will have the requisite friction to prevent the curtain from running down; and it consists in a stationary friction-spring so arranged that the friction is applied inside the roller, While the spring itself furnishes a bearing for the roller.y In the drawing, A represents the roller, and a a the sockets in which it turns. B is a statonary friction-spring, introduced into one end of roller and extending outward, thus making a support for the roller upon its bracket or. socket. The spring is slotted at b, and the slot is made to tit snugly over the pin or tongue c in such a manner that the spring cannot turn with the roller.
Claims.
ner that the spring cannot turn with the roller.
. DANIEL G. CHASE.
- Witnesses:
BENJ. F. ALLEN, G. T. MARGIsoN.
US127565D Improvement in curtain-fixtures Expired - Lifetime US127565A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030113766A1 (en) * 2000-10-30 2003-06-19 Sru Biosystems, Llc Amine activated colorimetric resonant biosensor
US20060057707A1 (en) * 2000-10-30 2006-03-16 Sru Biosystmes, Inc. Optical detection of label-free biomolecular interactions using microreplicated plastic sensor elements

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030113766A1 (en) * 2000-10-30 2003-06-19 Sru Biosystems, Llc Amine activated colorimetric resonant biosensor
US20060057707A1 (en) * 2000-10-30 2006-03-16 Sru Biosystmes, Inc. Optical detection of label-free biomolecular interactions using microreplicated plastic sensor elements

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