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US3727771A Expired / Lapsed US ⏱️ 0.0 years remaining

Drill dispensing container

Assignee: Individual
•
Filing: 1971-08-20
•
Granted: 1973-04-17
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Expires: 1991-08-20
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Abstract

Abstract A drill dispensing container with base plate having a central shaft receiving hole and holder with depending shaft for rotary motion therewithin. The plate has an axial alignment mark and three spring-loaded ball bearings radially disposed to the mark. The plate has axial cylindrical ball receiving pockets with partially covering lips for limiting bearing travel, and has a concentric recess forming an external rim of sufficient depth that extended bearings do not pass the plane thereof. The holder has through drill-receiving apertures axially disposed therewithin about three concentric circles which are staggered so that no two apertures are aligned along a common holder radius. The holder includes indicia for values of drills carried therewithin, each being radially co-aligned with its corresponding aperture. Indexing means positively co-align the indicia to the mark. Axial shaft motion with respect to the plate is restricted via a circumferential shaft groove restrained by a spring-biased bearing directed thereagainst, the bearing being housed within a radial aperture engaging with the hole. A set screw directs the bearing against the groove, permitting rotation, and restricting axial shaft motion with respect to the plate. The container is indexed via a separate spring loaded bearing disposed on the rim engaging within one of several indentations on the holder surface which faces the plate. The indentations are circularly located having its center at the holder axis, and are at least equal to the total through apertures.

Inventors

  • 👤 J Hoffman

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 20:04
CPC Classifications
B; B25; B25H; B25H3/00; B25H3/003

Claims Analysis

Total Claims: 19
Claim 1
Independent Claim 576 words
A drill dispensing container comprising a. a circular base plate having a radius r5 having a shaft receiving hole of radius r0 extending along the central axis therewithin, and further having 1. an axially oriented alignment mark on the circumferential surface of said base plate; 2. a first spring-loaded ball bearing disposed a fixed distance r1 from said central axis, said base plate having a first axial cylindrical pocket for receiving a first spring and said first ball bearing, said base plate further having a first lip partially covering the entrance to said first cylindrical pocket for limiting the extent of travel of said first ball bearing; 3. a second spring-loaded ball bearing disposed a fixed distance r2 from said central axis, said base plate having a second axial cylindrical pocket for receiving a second spring and said second ball bearing, said base plate further having a second lip partially covering the entrance to said second cylindrical pocket for limiting the extent of travel of said second ball bearing; 4. a third spring-loaded ball bearing disposed a fixed distance r3 from said central axis, said base plate having a third axial cylindrical pocket for receiving a third spring and said third ball bearing, said base plate further having a third lip partially covering the entrance to said third cylindrical pocket for limiting the extent of travel of said third ball bearing; said first ball bearing, said second ball bearing, said third ball bearing, and said alignment mark being coaligned along an imaginary radial line from said central axis; and wherein said base plate is 5. formed with a concentric recess extending between the distances r0 to r4, wherein 0 r0< r1< r2< r3< r4< r5, so as to form an external concentric rim from r4 to r5, said recess having a sufficient depth so that the ball bearings which extend above the top surface of the recess do not extend past the upper plane of said rim; b. a circular drill holder having said radius r5 and having 1. a first plurality of through drill receiving apertures, axially disposed within said holder, oriented in a circle having a radius r1 and being concentric with respect to the central axis of said drill holder, 2. a second plurality of through drill receiving apertures, axially disposed within said holder, oriented in a circle having a radius r2 and being concentric with respect to the central axis of said drill holder, and 3. a third plurality of through drill receiving apertures, axially disposed within said holder, oriented in a circle having a radius r3 and being concentric with respect to the central axis of said drill holder, the apertures in each concentric circle being staggered relative to the apertures in all the other concentric circles in such a manner that the axes of no two apertures are aligned along a common radius of said drill holder; 4. external circumferential indicia indentifying means for indicating the sizes of the drills to be carried in said drill receiving apertures, each indicium being radially co-aligned with its corresponding aperture; c. a depending shaft affixed in alignment with the central axis of said drill holder for rotary motion within said shaft receiving hole; d. means for restricting axial motion of said shaft with respect to said base plate; and e. indexing means associated with said base plate and said holder for positively co-aligning desired indicia identifying means with respect to said alignment mark.
Claim 2
Dependent Claim 576 words
A drill dispensing container comprising a. a circular base plate having a radius r5 having a shaft receiving hole of radius r0 extending along the central axis therewithin, and further having 1. an axially oriented alignment mark on the circumferential surface of said base plate; 2. a first spring-loaded ball bearing disposed a fixed distance r1 from said central axis, said base plate having a first axial cylindrical pocket for receiving a first spring and said first ball bearing, said base plate further having a first lip partially covering the entrance to said first cylindrical pocket for limiting the extent of travel of said first ball bearing; 3. a second spring-loaded ball bearing disposed a fixed distance r2 from said central axis, said base plate having a second axial cylindrical pocket for receiving a second spring and said second ball bearing, said base plate further having a second lip partially covering the entrance to said second cylindrical pocket for limiting the extent of travel of said second ball bearing; 4. a third spring-loaded ball bearing disposed a fixed distance r3 from said central axis, said base plate having a third axial cylindrical pocket for receiving a third spring and said third ball bearing, said base plate further having a third lip partially covering the entrance to said third cylindrical pocket for limiting the extent of travel of said third ball bearing; said first ball bearing, said second ball bearing, said third ball bearing, and said alignment mark being coaligned along an imaginary radial line from said central axis; and wherein said base plate is 5. formed with a concentric recess extending between the distances r0 to r4, wherein 0 r0< r1< r2< r3< r4< r5, so as to form an external concentric rim from r4 to r5, said recess having a sufficient depth so that the ball bearings which extend above the top surface of the recess do not extend past the upper plane of said rim; b. a circular drill holder having said radius r5 and having 1. a first plurality of through drill receiving apertures, axially disposed within said holder, oriented in a circle having a radius r1 and being concentric with respect to the central axis of said drill holder, 2. a second plurality of through drill receiving apertures, axially disposed within said holder, oriented in a circle having a radius r2 and being concentric with respect to the central axis of said drill holder, and 3. a third plurality of through drill receiving apertures, axially disposed within said holder, oriented in a circle having a radius r3 and being concentric with respect to the central axis of said drill holder, the apertures in each concentric circle being staggered relative to the apertures in all the other concentric circles in such a manner that the axes of no two apertures are aligned along a common radius of said drill holder; 4. external circumferential indicia indentifying means for indicating the sizes of the drills to be carried in said drill receiving apertures, each indicium being radially co-aligned with its corresponding aperture; c. a depending shaft affixed in alignment with the central axis of said drill holder for rotary motion within said shaft receiving hole; d. means for restricting axial motion of said shaft with respect to said base plate; and e. indexing means associated with said base plate and said holder for positively co-aligning desired indicia identifying means with respect to said alignment mark.
Claim 3
Dependent Claim 61 words
a first spring-loaded ball bearing disposed a fixed distance r1 from said central axis, said base plate having a first axial cylindrical pocket for receiving a first spring and said first ball bearing, said base plate further having a first lip partially covering the entrance to said first cylindrical pocket for limiting the extent of travel of said first ball bearing;
Claim 4
Dependent Claim 61 words
a first spring-loaded ball bearing disposed a fixed distance r1 from said central axis, said base plate having a first axial cylindrical pocket for receiving a first spring and said first ball bearing, said base plate further having a first lip partially covering the entrance to said first cylindrical pocket for limiting the extent of travel of said first ball bearing;
Claim 5
Dependent Claim 35 words
a second plurality of through drill receiving apertures, axially disposed within said holder, oriented in a circle having a radius r2 and being concentric with respect to the central axis of said drill holder, and
Claim 6
Dependent Claim 35 words
a second plurality of through drill receiving apertures, axially disposed within said holder, oriented in a circle having a radius r2 and being concentric with respect to the central axis of said drill holder, and
Claim 7
Dependent Claim 144 words
The drill dispensing container as recited in claim 1 wherein saiD indexing means (e) includes i. a fourth spring loaded ball bearing disposed, on said rim, a fixed distance r6 from said central axis, wherein r4< r6< r5, and wherein said plate has a fourth axial cylindrical pocket for receiving a fourth spring and said fourth ball bearing, and said plate further having a fourth lip partially covering said fourth cylindrical pocket for limiting the extent of travel of said fourth ball bearing; and ii. a plurality of indentations on the surface of said holder facing said plate, said indentations being located about a circle on said surface having its center at the center axis of said holder and having a radius of said distance r6, said plurality of indentations being at least equal in number to the total of said pluralities of apertures.
Claim 8
Dependent Claim 32 words
The drill dispensing container as recited in claim 1 wherein said first plurality of apertures is four, said second plurality of apertures is eight, and said third plurality of apertures is sixteen.
Claim 9
Dependent Claim 61 words
a second spring-loaded ball bearing disposed a fixed distance r2 from said central axis, said base plate having a second axial cylindrical pocket for receiving a second spring and said second ball bearing, said base plate further having a second lip partially covering the entrance to said second cylindrical pocket for limiting the extent of travel of said second ball bearing;
Claim 10
Dependent Claim 61 words
a second spring-loaded ball bearing disposed a fixed distance r2 from said central axis, said base plate having a second axial cylindrical pocket for receiving a second spring and said second ball bearing, said base plate further having a second lip partially covering the entrance to said second cylindrical pocket for limiting the extent of travel of said second ball bearing;
Claim 11
Dependent Claim 73 words
a third plurality of through drill receiving apertures, axially disposed within said holder, oriented in a circle having a radius r3 and being concentric with respect to the central axis of said drill holder, the apertures in each concentric circle being staggered relative to the apertures in all the other concentric circles in such a manner that the axes of no two apertures are aligned along a common radius of said drill holder;
Claim 12
Dependent Claim 73 words
a third plurality of through drill receiving apertures, axially disposed within said holder, oriented in a circle having a radius r3 and being concentric with respect to the central axis of said drill holder, the apertures in each concentric circle being staggered relative to the apertures in all the other concentric circles in such a manner that the axes of no two apertures are aligned along a common radius of said drill holder;
Claim 13
Dependent Claim 92 words
external circumferential indicia indentifying means for indicating the sizes of the drills to be carried in said drill receiving apertures, each indicium being radially co-aligned with its corresponding aperture; c. a depending shaft affixed in alignment with the central axis of said drill holder for rotary motion within said shaft receiving hole; d. means for restricting axial motion of said shaft with respect to said base plate; and e. indexing means associated with said base plate and said holder for positively co-aligning desired indicia identifying means with respect to said alignment mark.
Claim 14
Dependent Claim 92 words
external circumferential indicia indentifying means for indicating the sizes of the drills to be carried in said drill receiving apertures, each indicium being radially co-aligned with its corresponding aperture; c. a depending shaft affixed in alignment with the central axis of said drill holder for rotary motion within said shaft receiving hole; d. means for restricting axial motion of said shaft with respect to said base plate; and e. indexing means associated with said base plate and said holder for positively co-aligning desired indicia identifying means with respect to said alignment mark.
Claim 15
Dependent Claim 75 words
The drill dispensing container as recited in claim 1 wherein said restricting means (d) includes i. a circumferentially disposed groove about said shaft; ii. a spring biased ball bearing housed within a radial aperture engaging with said shaft receiving hole; and iii. a set screw within said radial aperture for directing said spring biased ball bearing against said groove, thereby permitting rotation of said shaft with respect to said plate while restricting axial motion therebetween.
Claim 16
Dependent Claim 94 words
a third spring-loaded ball bearing disposed a fixed distance r3 from said central axis, said base plate having a third axial cylindrical pocket for receiving a third spring and said third ball bearing, said base plate further having a third lip partially covering the entrance to said third cylindrical pocket for limiting the extent of travel of said third ball bearing; said first ball bearing, said second ball bearing, said third ball bearing, and said alignment mark being co-aligned along an imaginary radial line from said central axis; and wherein said base plate is
Claim 17
Dependent Claim 94 words
a third spring-loaded ball bearing disposed a fixed distance r3 from said central axis, said base plate having a third axial cylindrical pocket for receiving a third spring and said third ball bearing, said base plate further having a third lip partially covering the entrance to said third cylindrical pocket for limiting the extent of travel of said third ball bearing; said first ball bearing, said second ball bearing, said third ball bearing, and said alignment mark being co-aligned along an imaginary radial line from said central axis; and wherein said base plate is
Claim 18
Dependent Claim 73 words
formed with a concentric recess extending between the distances r0 to r4, wherein 0 r0< r1< r2< r3< r4< r5, so as to form an external concentric rim from r4 to r5, said recess having a sufficient depth so that the ball bearings which extend above the top surface of the recess do not extend past the upper plane of said rim; b. a circular drill holder having said radius r5 and having
Claim 19
Dependent Claim 73 words
formed with a concentric recess extending between the distances r0 to r4, wherein 0 r0< r1< r2< r3< r4< r5, so as to form an external concentric rim from r4 to r5, said recess having a sufficient depth so that the ball bearings which extend above the top surface of the recess do not extend past the upper plane of said rim; b. a circular drill holder having said radius r5 and having

References Cited (Backward Citations)

US1997128A Cited
US2351815A Cited
GB603021A Cited
US3063551A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1976-04-16 1976-10-16 1977-04-17 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-04-16 1980-10-16 1981-04-17 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-04-16 1984-10-16 1985-04-17 $7700.00 Window Closed / Lapsed

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