Abstract

A constructive arrangement in elastomeric spring for closing doors which comprises a hollow tube having one end provided with a base and the inner area the provision of an elastomeric spring disposed juxtaposed to said base having a tracking member positioned on the elastomeric spring which receives the tracking member on the opposite face whose …

Legal parties

Party
Inventors (applicants): Raimundo Raumiro Maia Da Silva, Francisco Alan Freitas Marinho, Maria Do Socorro Gomes de Araujo
Agents: Guy Cumberbatch (attorney), SoCal IP Law Group LLP (attorney)

The application was examined by William Miller (USPTO dept. 3677)

Claims

  • 1. A spring biased floor-mounted door hinge, comprising: …
  • 2. The door hinge of claim 1 , wherein the lower cam surface has a double …
  • 3. The door hinge of claim 2 , wherein the cam follower has a flat …

International priority data

BR: 202012007468 / Apr. 2, 2012 (national)

Cited documents

Patents

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Description of the Drawings

In order to better describe the technical characteristics of constructive disposition on elastomeric spring for closing doors, the figures presented below are listed: FIG. 1 assembled view is a partially …

Description

Background

This application describes a constructive disposition on elastomeric spring for closing doors. More specifically, the application comprises an elastomeric spring within a hinge mechanism and a rotating pin for engaging …

Related Application Information

The present application is a continuation-in-part under 35 USC §§120, 363 and 365( c ) of PCT Application No. PCT/BR2012/000506, filed Nov. 14, 2012, which designates the U.S. and in turn …

Detailed Description

The present application provides an improved floor-mounted elastomeric spring hinge for doors which features a number of advantages over previous hydraulic springs. First of all, the spring hinge is relatively …

More details about Spring-Biased Floor-Mounted Door Hinge

Miscellaneous patent data

Was examined by 3677 USPTO department, the examiner - William Miller, the exemplary claims include number 1, the grant publication date is Aug. 26, 2014, developed by Francisco Alan Freitas Marinho et al., the primary classification Hinge axis passes through hinged member has been designated to the document, 21 figures depict the invention details, the invention is titled Spring-Biased Floor-Mounted Door Hinge, the applicant's first name is Francisco Alan, and his last name is Freitas Marinho, the application was published on Nov. 8, 2013, the grant number is 08813313 (publication number), the agent's name is Cumberbatch Guy, the drawings include the following: schematic views looking down on two different, Top perspective view of the exterior, Spring-Biased Floor-Mounted Door Hinge, view is a partially cut-away, claims 1-12 comprise the invention scope, similar classification categories are Sash Balances, Having plural independent adjustments, Construction of sockets or sleeves, Threaded or slotted pintle or knuckle, Pivoted, using movable rods, consisting of two or more independent parts movable each in its own guides, Multiple piston, supported on arms movable in horizontal plane, Flaps or sleeves specially designed for making from particular material, e.g. hoop-iron, sheet metal, plastics, particularly claims a spring biased floor-mounted door hinge, comprising…, the application number is 14/075,955 (U.S.), the published inventor's name is Francisco Alan Freitas Marinho, illustrated by 8 drawings.

Invention classification information

The invention is classified under Pivots on opposed portal members, Floor pivot, Rubber, Hinge axis passes through hinged member, for use in suspensions comprising two spigots placed at opposite edges of the wing, especially at the top and the bottom, e.g. trunnions. The designated search classifications include Hinge axis passes through hinged member, Pivots on opposed portal members, Including cam surface and follower, in hinges, Closers, Having axially biased camming surface, Hinge, Resiliently biased rolling or sliding cam surface, Mating inclined cam and slide surfaces, Floor pivot, Concealed hinge, Pintle or pivot concealed in hinged member, for use in suspensions comprising two spigots placed at opposite edges of the wing, especially at the top and the bottom, e.g. trunnions, Opposed interdigitated sliding collars on hinge axis, Rubber, Having clamp for attaching hinge to hinged member, One direction imparts gravitational bias to swinging closure; e.g., rising hinge, Retractable pintle.

Patent details
Publication number 08813313
Publication date Aug. 26, 2014
Kind code B2
Application number 14/075,955
Application date Nov. 8, 2013
Application type U
Application series code 14
National classification 16/378
Total number of claims 12
Exemplary claims 1
Number of drawings 8
Number of figures 21
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