Claims
- 1. A marking instrument comprising a marking tip carried at the end of a tubular member surrounding a channel for conducting marking fluid to the tip, the tubular member being elliptical in cross-section, wherein the tip has a tubular rear end section joined to the tubular member so that the tip is fixed at an angle to the longitudinal axis of the tubular member, and at a connection plane where the tip and tubular member are joined, the tubular member and tubular section have complementary, substantially circular profiles.
- 2. A marking instrument according to claim 1, wherein the profiles are circular in shape at the connection plane.
- 3. A marking instrument according to claim 1, wherein a portion of the elliptical tube is engaged in a socket of complementary cross-section formed in a body of the instrument.
- 4. A marking instrument according to claim 1, wherein the tip is fixed to the tubular member by welding.
- 5. A marking instrument according to claim 1, wherein the tip is a ball point tip.
Priority Claims (2)
Number |
Date |
Country |
Kind |
9525691 |
Dec 1995 |
GB |
|
9620986 |
Oct 1996 |
GB |
|
Parent Case Info
This is a Continuation of U.S. application Ser. No. 09/325,762, filed Jan. 7, 1999 now abandoned, which is a continuation of application Ser. No. 09/096,817, filed Jun. 12, 1998 now abandoned, which is a continuation of PCT/US96/19883, filed Dec. 12, 1996.
US Referenced Citations (13)
Foreign Referenced Citations (13)
Number |
Date |
Country |
801 614 |
Jan 1951 |
DE |
871 258 |
Mar 1953 |
DE |
879 811 |
Jun 1953 |
DE |
902 352 |
Jan 1954 |
DE |
2 009 062 |
Sep 1970 |
DE |
24 52 807 |
May 1976 |
DE |
1.032.122 |
Jun 1953 |
FR |
2.151.240 |
Apr 1973 |
FR |
738740 |
Oct 1955 |
GB |
877340 |
Sep 1961 |
GB |
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IT |
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SU |
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Apr 1998 |
WO |
Continuations (3)
|
Number |
Date |
Country |
Parent |
09/325762 |
Jan 1999 |
US |
Child |
09/819037 |
|
US |
Parent |
09/096817 |
Jun 1998 |
US |
Child |
09/325762 |
|
US |
Parent |
PCT/US96/19883 |
Dec 1996 |
US |
Child |
09/096817 |
|
US |