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특허 상세정보

Flat-foldable filter funnel

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B01D-029/085   
미국특허분류(USC) 210/238; 249/470; 249/482; 249/493.1; 249/497.3; 249/498; 249/499
출원번호 US-0429996 (2003-05-05)
발명자 / 주소
대리인 / 주소
    Kelly Lowry &
인용정보 피인용 횟수 : 10  인용 특허 : 14
초록

A flat foldable filter funnel having open and flat-folded configurations includes a base having an elongated aperture, and a generally wedge-shaped filter support. The filter support includes at least two opposing pleated walls, and at least two opposing sidewalls connected at a first end of the filter support to define a fluid flow aperture. At least a portion of the filter support extends through the elongated aperture. The filter funnel may also include a fine mesh adjacent to the fluid flow aperture. The filter funnel may be adapted to include a plur...

대표
청구항

1. A filter funnel having open and flat-folded configurations, comprising:a base including an elongated aperture and at least one pleat along which the base folds upon itself; and a generally wedge-shaped filter support including at least two opposing pleated walls, and at least two opposing sidewalls connected to each other at a first end of the filter support and defining a fluid flow aperture, wherein at least a portion of the filter support extends through the elongated aperture, and each of the sidewalls is connected to the base. 2. The funnel of cl...

이 특허에 인용된 특허 (14)

  1. Klawuhn Manfred,DEX ; Miltenberger Christof,DEX ; Muller Roland,DEX ; Peter Andreas,DEX ; Schafer Gerhard,DEX. Beverage brewing apparatus. USP1998075778765.
  2. Gavin Brian J. (3380 Merrick Rd. Seaford ; L.I. NY 11783) Gavin Christopher C. (3380 Merrick Rd. Seaford ; L.I. NY 11783) Gavin Michael T. (3380 Merrick Rd. Seaford ; L.I. NY 11783). Coffee filter holder. USP198406D274115.
  3. Kataoka Joji (Tokyo JPX). Coffee package. USP1986044584101.
  4. Shun Tsung Shen TW. Coffee-making container. USP2002026343542.
  5. Nilsson Stig G. N. R. (Kattarp SEX). Cup-mounted holder for coffee filter paper. USP197901D250804.
  6. DiFilippo Philip P. (19 Ackland Street Stoney Creek Ontario CAX L8J 1H5 ). Custom coffee brewing system. USP1997095664480.
  7. Daswick Alexander C. (647 Orange Grove No. 209 South Pasadena CA 91030). Disposable beverage brewer. USP1976073971305.
  8. Davis George T.. Disposable beverage maker. USP2000066079318.
  9. Davis George T.. Disposable beverage maker. USP1998065771777.
  10. Brauer ; Jr. Walter ; H. (160 Beech Street Roslindale MA 02131) Seely Martha A. (Somerville ; bothof MA) Friedman Ramie L. (Randolph MA). Disposable coffee-brewing apparatus. USP1991105055311.
  11. Poulallion Jean (Paris FRX). Filter for making coffee drinks that includes supporting members. USP1991014981588.
  12. Adeboi, Frans L.; Freeman, James G.. Liquid filter. USP1983054382861.
  13. Pridonoff Carl (Los Angeles CA) Tarlow Kenneth (Corte Madera CA). Single cup disposable coffee brewing device. USP1997025605710.
  14. Iida Motoyori (Itami JPX). Tubular coffee filter with vertical fold lines. USP1991105059325.