Cylindrical pleated air filter with top and sidewall filtering areas

Description

FIG. 1 is a side elevational view of an air filter showing our new design, the other sides being identical to that shown;

FIG. 2 is a bottom plan view;

FIG. 3 is a top plan view;

FIG. 4 is a perspective view;

FIG. 5 is an enlarged fragmentary sectional view taken along line 5--5 of FIG. 3 ; and,

FIG. 6 is an enlarged fragmentary perspective view showing details of the pleats.

Claims

The ornamental design for a cylindrical pleated air filter with top and sidewall filtering areas, as shown and described.

---

Inventors:	Shelton; Nathan E. (Riverside, CA), Bickerton; Duncan (Warrington, GB2)
Assignee:	K & N Engineering, Inc. (Riverside, CA)
Appl. No.:	D/079,234
Filed:	November 10, 1997

---

Current U.S. Class:	D23/365
Current International Class:	2304
Field of Search:	;D23/365,355 ;55/498,510,521 ;210/493.1,493.2,493.5

---

References Cited [Referenced By]

---

U.S. Patent Documents

1892210	December 1932	Gordon
2663660	December 1953	Layte
4056876	November 1977	Lammermann
4938869	July 1990	Bayerlein et al.

Primary Examiner: Lichtenstein; Lisa
Attorney, Agent or Firm: Wagner; John E.