US3653405A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid line coupler
Assignee: Case LLC
•
Filing: 1970-01-05
•
Granted: 1972-04-04
•
Expires: 1990-01-05
Abstract
Abstract A fluid line coupling including a male element, a female element, and fluid motor means associated with one of said elements which is adapted to be engaged with said other coupling element for hydraulically interlocking said coupling elements to complete a fluid circuit upon actuation of the motor means.
Inventors
- 👤 Vaughn A Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:54
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/56; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87153; Y10T137/87917; Y10T137/87925; Y10T137/87941; Y10T137/87949; Y10T137/87957
Claims Analysis
Total Claims: 61
Claim 1
Independent Claim
124 words
A fluid line coupling comprising: 1. a male coupling element having two fluid passages therethrough with first valve means in said passages for normally precluding fluid flow therethrough, 2. a female coupling element having two fluid passages therethrough, with socket means towards one end of said fluid passage for receiving said male coupling element, said passages having second valve means therein normally precluding flow of fluid therethrough, and 3. fluid actuated motor means connected to one of said coupling elements, and adapted to be attached with said other coupling element for causing engagement of said male element with said female element to open said first and second valve means when fluid pressure exists in a fluid passage with which the motor means is connected.
Claim 2
Dependent Claim
124 words
A fluid line coupling comprising: 1. a male coupling element having two fluid passages therethrough with first valve means in said passages for normally precluding fluid flow therethrough, 2. a female coupling element having two fluid passages therethrough, with socket means towards one end of said fluid passage for receiving said male coupling element, said passages having second valve means therein normally precluding flow of fluid therethrough, and 3. fluid actuated motor means connected to one of said coupling elements, and adapted to be attached with said other coupling element for causing engagement of said male element with said female element to open said first and second valve means when fluid pressure exists in a fluid passage with which the motor means is connected.
Claim 3
Dependent Claim
15 words
valve means within said fluid passage normally precluding fluid flow therethrough in the uncoupled position;
Claim 4
Dependent Claim
15 words
valve means within said fluid passage normally precluding fluid flow therethrough in the uncoupled position;
Claim 5
Dependent Claim
13 words
An apparatus as recited in claim 1 in which said motor means comprises:
Claim 6
Dependent Claim
32 words
a conduit interconnecting the chamber on each side of said piston means and the fluid passage for directing fluid energy against said piston to reciprocate for causing engagement of said coupling elements.
Claim 7
Dependent Claim
32 words
a conduit interconnecting the chamber on each side of said piston means and the fluid passage for directing fluid energy against said piston to reciprocate for causing engagement of said coupling elements.
Claim 8
Dependent Claim
39 words
a female coupling element having two fluid passages therethrough, with socket means towards one end of said fluid passage for receiving said male coupling element, said passages having second valve means therein normally precluding flow of fluid therethrough, and
Claim 9
Dependent Claim
39 words
a female coupling element having two fluid passages therethrough, with socket means towards one end of said fluid passage for receiving said male coupling element, said passages having second valve means therein normally precluding flow of fluid therethrough, and
Claim 10
Dependent Claim
39 words
fluid motor means carried by said housing, and adapted to engage a male coupling element, for drawing said male coupling element into said socket means to open said valve member upon delivery of fluid energy to said motor means.
Claim 11
Dependent Claim
39 words
fluid motor means carried by said housing, and adapted to engage a male coupling element, for drawing said male coupling element into said socket means to open said valve member upon delivery of fluid energy to said motor means.
Claim 12
Dependent Claim
7 words
a piston reciprocable within said housing, and
Claim 13
Dependent Claim
7 words
a piston reciprocable within said housing, and
Claim 14
Dependent Claim
40 words
valve means are provided in said fluid conduit means for permitting free flow of fluid energy to at least one side of said piston whereby said piston may be withdrawn into a position for engagement with a male coupling element.
Claim 15
Dependent Claim
40 words
valve means are provided in said fluid conduit means for permitting free flow of fluid energy to at least one side of said piston whereby said piston may be withdrawn into a position for engagement with a male coupling element.
Claim 16
Dependent Claim
28 words
a second member adapted for engagement with said socket means and having a fluid passage therethrough, second valve means normally biased to a close position within said passageway,
Claim 17
Dependent Claim
28 words
a second member adapted for engagement with said socket means and having a fluid passage therethrough, second valve means normally biased to a close position within said passageway,
Claim 18
Dependent Claim
29 words
conduit elements interconnecting said motor means and a fluid passageway for actuating said motor means and causing engagement of said elements when fluid energy exists in said fluid passageway.
Claim 19
Dependent Claim
29 words
conduit elements interconnecting said motor means and a fluid passageway for actuating said motor means and causing engagement of said elements when fluid energy exists in said fluid passageway.
Claim 20
Dependent Claim
37 words
valve means are interposed in said conduit means for permitting fluid to flow from one side of said piston to the other side of said piston and permitting disengagement of said first member with said second member.
Claim 21
Dependent Claim
37 words
valve means are interposed in said conduit means for permitting fluid to flow from one side of said piston to the other side of said piston and permitting disengagement of said first member with said second member.
Claim 22
Dependent Claim
34 words
a second coupling element having a fluid passage therein and adapted to engage said socket means in said first coupling element, and having a second valve means normally biased to a closed position, and
Claim 23
Dependent Claim
34 words
a second coupling element having a fluid passage therein and adapted to engage said socket means in said first coupling element, and having a second valve means normally biased to a closed position, and
Claim 24
Dependent Claim
36 words
a conduit interconnecting the chamber on each side of said piston means and the fluid passage for directing fluid energy against said piston means to reciprocate the latter means for causing engagement of said coupling elements.;
Claim 25
Dependent Claim
36 words
a conduit interconnecting the chamber on each side of said piston means and the fluid passage for directing fluid energy against said piston means to reciprocate the latter means for causing engagement of said coupling elements.;
Claim 26
Dependent Claim
28 words
motor means carried by said first housing and operable by fluid energy in either of said passageways for causing engagement of said second member with said first member.
Claim 27
Dependent Claim
28 words
motor means carried by said first housing and operable by fluid energy in either of said passageways for causing engagement of said second member with said first member.
Claim 28
Dependent Claim
9 words
motor means carried by one of said members, and
Claim 29
Dependent Claim
9 words
motor means carried by one of said members, and
Claim 30
Dependent Claim
27 words
conduit means interconnecting said fluid passage and said piston whereby fluid energy in said passage will cause reciprocation of said piston and engagement of a male member.
Claim 31
Dependent Claim
27 words
conduit means interconnecting said fluid passage and said piston whereby fluid energy in said passage will cause reciprocation of said piston and engagement of a male member.
Claim 32
Dependent Claim
55 words
fluid actuated motor means connected to one of said coupling elements, and adapted to be attached with said other coupling element for causing engagement of said male element with said female element to open said first and second valve means when fluid pressure exists in a fluid passage with which the motor means is connected.
Claim 33
Dependent Claim
55 words
fluid actuated motor means connected to one of said coupling elements, and adapted to be attached with said other coupling element for causing engagement of said male element with said female element to open said first and second valve means when fluid pressure exists in a fluid passage with which the motor means is connected.
Claim 34
Dependent Claim
9 words
An apparatus as recited in claim 2 in which:
Claim 35
Dependent Claim
16 words
said hose connector member being axially movable relative to said housing between inward and outward position;
Claim 36
Dependent Claim
16 words
said hose connector member being axially movable relative to said housing between inward and outward position;
Claim 37
Dependent Claim
15 words
bias means engaging said hose connector member for urging the latter toward its inward position;
Claim 38
Dependent Claim
15 words
bias means engaging said hose connector member for urging the latter toward its inward position;
Claim 39
Dependent Claim
9 words
An apparatus as recited in claim 1 in which:
Claim 40
Dependent Claim
44 words
engaging means on said other member for engaging said motor means, said motor means and said engaging means adapted to cause engagement of said first member with said second member to open said first and second valve means upon actuation of said motOr means.
Claim 41
Dependent Claim
44 words
engaging means on said other member for engaging said motor means, said motor means and said engaging means adapted to cause engagement of said first member with said second member to open said first and second valve means upon actuation of said motOr means.
Claim 42
Dependent Claim
9 words
An apparatus as recited in claim 2 in which:
Claim 43
Dependent Claim
10 words
attaching means capable of interconnection with said fluid motor; and
Claim 44
Dependent Claim
10 words
attaching means capable of interconnection with said fluid motor; and
Claim 45
Dependent Claim
46 words
detent means normally retaining said attaching means between said hose connector member and said housing when said hose connector member is in its inward position and permitting said attaching means to separate from said housing when said hose connector member is forced to its outward position.
Claim 46
Dependent Claim
46 words
detent means normally retaining said attaching means between said hose connector member and said housing when said hose connector member is in its inward position and permitting said attaching means to separate from said housing when said hose connector member is forced to its outward position.
Claim 47
Dependent Claim
10 words
A female coupling member for a fluid line coupling comprising:
Claim 48
Dependent Claim
10 words
A female coupling member for a fluid line coupling comprising:
Claim 49
Dependent Claim
13 words
An apparatus as recited in claim 6 in which said motor means comprises:
Claim 50
Dependent Claim
9 words
An apparatus as recited in claim 7 in which:
Claim 51
Dependent Claim
5 words
A fluid line coupling comprising:
Claim 52
Dependent Claim
5 words
A fluid line coupling comprising:
Claim 53
Dependent Claim
13 words
An apparatus as recited in claim 9 in which said motor means comprises:
Claim 54
Dependent Claim
9 words
An apparatus as recited in claim 10 in which:
Claim 55
Dependent Claim
39 words
An apparatus as recited in claim 9 in which releasable means are carried by at least one of said engaging means and said other member for permitting disengagement thereof upon an axial force being applied to said other member.
Claim 56
Dependent Claim
6 words
A dual fluid line coupling comprising:
Claim 57
Dependent Claim
6 words
A dual fluid line coupling comprising:
Claim 58
Dependent Claim
13 words
An apparatus as recited in claim 13 in which said motor means comprises:
Claim 59
Dependent Claim
9 words
An apparatus as recited in claim 14 in which:
Claim 60
Dependent Claim
27 words
A male coupling member adapted for engagement with a female coupling member having a fluid motor means to form a fluid line coupling, said male member comprising:
Claim 61
Dependent Claim
27 words
A male coupling member adapted for engagement with a female coupling member having a fluid motor means to form a fluid line coupling, said male member comprising:
References Cited (Backward Citations)
US2359648A
Cited
US2915325A
Cited
US2877437A
Cited
US2951713A
Cited
US3234965A
Cited
US3291442A
Cited
US3306636A
Cited
US3427048A
Cited
US3454047A
Cited
US3435848A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-04-04 | 1975-10-04 | 1976-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-04-04 | 1979-10-04 | 1980-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-04-04 | 1983-10-04 | 1984-04-04 | $7700.00 | Window Closed / Lapsed |