US3692263A - Quick-release connecting device for a parachute harness and a harness including said device - Google Patents

Quick-release connecting device for a parachute harness and a harness including said device Download PDF

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Publication number
US3692263A
US3692263A US98804A US3692263DA US3692263A US 3692263 A US3692263 A US 3692263A US 98804 A US98804 A US 98804A US 3692263D A US3692263D A US 3692263DA US 3692263 A US3692263 A US 3692263A
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US
United States
Prior art keywords
bar
hooking
straps
operative position
strap
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Expired - Lifetime
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US98804A
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English (en)
Inventor
Marcel Pravaz
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Etudes et Fabrications Aeronautiques SA
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Etudes et Fabrications Aeronautiques SA
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D17/00—Parachutes
    • B64D17/22—Load suspension
    • B64D17/30—Harnesses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D17/00—Parachutes
    • B64D17/22—Load suspension
    • B64D17/30—Harnesses
    • B64D17/32—Construction of quick-release box

Definitions

  • ABSTRACT Quick-release connecting device for a parachute harness having two pairs of straps each of which pair includes a chest strap and a thigh strap.
  • the connecting device comprises two hooking devices for respectively interconnecting the chest strap and thigh strap of their respective pair of straps and a bar pivoted to one of the hooking devices in the operative position of the bar.
  • the bar locks the booking devices in their chest strap and thigh strap interhooking condition in the operative position of the bar. Locking means locks the bar in the operative position.
  • a rigid bar permanently fixed to one of the chest straps at one of these two points interconnecting, in the active position, the two points and being held stationary in this active position by locking means; with this solution, the parachutist may experience some difficulty in putting the harness on.
  • the object of the invention is to simplify the operations and in particular the putting on and the attachment of the parachute on the body of the parachutist.
  • the invention provides a quick-release connecting device, of the type having a bar provided with locking means for locking the bar in the active position, for a parachute harness having two pairs of straps, each pair of straps having a chest strap and a thigh strap, said device comprising in combination with the bar and the means locking the bar in the operative position: two hooking deviceseach of which permits hooking a thigh strap to a chest strap of the same pair, each of said hooking devices being formed of two parts respectively connected to a chest strap and a thigh strap, said bar being permanently pivoted to the part of one of the hooking devices fixed to one of the chest strapsand so adapted that, in its operative position folded against the other hooking device, it locks the two hooking devices in the hooking position.
  • each hooking device comprises a loop element which is permanently fixed to the corresponding chest strap and provided with a stud, whereas the part integral with the thigh strap is constituted by a tongue .member having an aperture engageable on the corresponding stud, the bar being pivoted to one of the loop elements and covering in the operative folded position, said two tongue members engaged on their respective studs.
  • FIG. I is a diagrammatic front view of a harness equipped with the device according to the invention, the assembly being shown in the closed and buckled harness position;
  • FIG. 2 is a view similar to FIG. 1, the assembly being shown in the open harness position;
  • FIG. 3 is a downward front view of the assembly of the connecting device
  • FIGS. 4 and 5 are vertical sectional views taken along lines 4-4 and 5-5 respectively of FIG. 3;
  • FIG. 6 is a plan view of the device with a part cut away
  • FIG. .7 is a partial plan view of the connecting device after the unlocking and the withdrawal of the bar to the inoperative position.
  • the quickly and completely releasable connecting device L according to the invention is shown as applied to a harness H of known type which is adapted to secure to the back of the parachutist the pack Sd of a back parachute, only the pupper part of which is shown in FIG. 1.
  • a container Sv containing a stomach parachute can be, if desired, hooked to the harness H after the latter has been closed by the connecting device L.
  • This harness l-I comprises in the known manner two chest straps S and S and two thigh straps S and 8,, the four straps being adapted to be interconnected, first, in each pair of straps, that is to say, the strap 5;, must be connected to the strap S and the strap S to the strap S and, secondly, by the interconnection of the two pairs of straps.
  • the three connections are achieved by the device L which has seven parts:
  • Two parts A and B constituting a first hooking device for interconnecting the chest strap 8 and thigh strap S2.
  • a device F for locking the bar E in the operative position for locking the hooking devices is provided.
  • An auxiliary lock G adapted to hold the locking v device F in the position for locking the bar B.
  • the part A of the device for interhooking the straps S, and 8; (FIGS. 3, 4, 6 and 7) is constituted by a loop in the form of a flat-shaped ring having two strips 1 and 2 interconnected at one end by an eye 3 and at the other end by a cross-member 4 which comprises a nose portion 5 and projects from the strip 2. On an outer curved face of the nose portion 5 there is provided a locking notch 6 whose function will be explained hereinafter.
  • the strip 2 has in its center a cylindrical hooking stud 7.
  • the part A is completed by a stop 8 connected to the bottom of the eye 3 and to the bottom of the cross-member 4 of the part A and adapted by contact with the lower end 9 of the strap 8,, to limit the downward tilting of the part A by a rotation of the strip 1 in an eye 10 which surrounds it (FIG. 4) and is formed in the strap 8,.
  • the part B integral with the thigh strap 8, is adapted to engage on the stud 7 for hooking purposes.
  • the part -B is constituted by a plate 11 constituting a tongue member.
  • the tongue member 11 is provided with a transverse opening 12 for fixing it in a loop 13 of the strap S, and, near its free end, with an aperture 14 for engaging the hooking stud 7.
  • the partsC and D of the second hooking device v (C-D) for interconnecting the straps S and S are somewhat similarly designed.
  • the part C (FIGS. 3, 5 and 6) comprises a loop element having two parallel strips 15 and 16 and a halfring portion 17 which are laterally interconnected by transverse side portions 18 and 19 with which are integral two stops 20 and 21 adapted to perform a function similar to that of the stop 8 of the device A.
  • the stop 21 comprises moreover two lateral wing portions 22 provided with apertures 23 whose function will be explained hereinafter.
  • the strip 16 has a hooking stud 24 adapted to co-operate with the part D which is integral with the thigh strap S and forms part of the hooking device interhooking the straps S, and S
  • the part D is similar to the part B and consists of a tongue member 25 having an opening 26 for fixing it to the strap S and an aperture 27 for engagement on the hooking stud 24.
  • the members 11 and 25 constituting the parts B and D of the two hooking devices are adapted to be locked on the respective studs 7 and 24 by the bar B when the latter is swung over to the operative position thereof, shown in FIGS. 1, 3, 4, 5 and 6.
  • the bar E comprises a, longitudinal rigid tubular body 28 having an axial passage 29 counterbored at 30.
  • the body 28 is extended in the part adjacent the strap S, by an elongated buckle or loop portion 31 having an end cranked at 32 for its engagement in the eye 3 of the part A of the first hooking device.
  • the bar E is therefore permanently pivoted to the chest strap S Adjacent the loop portion 31, the bar E has a first half-ring 32 contained in a plane perpendicular to the plane of loop portion 31 and extending forwardly when the bar is in the swung-over operative position shown in FIGS. 1, 2, 5 and 6.
  • the half-ring 33 is provided for the possible hooking by means of a snap-hook 34 of the stomach parachute pack S, which another snap-hook 35 hooks to a second similar half-ring 36 provided .at the other end of the bar E.
  • the body28 terminates in a head portion which has two elongated parallel loop portions 37 and 38 which define, first, by their openings, a passage in a direction perpendicular to the parallel planes of these loop portions for the engagement in the latter of the half-ring 17 of the hooking part C (see FIGS. 5 and 6), and, secondly, an opening 39 perpendicular to the foregoing openings and formed between the two rings.
  • the head of the body 28 also comprises the aforementioned half-ring 36 for hooking the stomach parachute pack 5,.
  • the bar E is completed by a lock constituted by an axial rod 40 which is movable in the passage 29 and biased towards the right (as viewed in FIGS. 3 and 6) by a spring 41 disposed in the counterbore 30 and bearing against a flange 42 on the rod 40 so as to cause the end of the rod to project and constitute a latch in the loop portion 31 and engage the end of the rod (see FIGS. 3 and 6) in the notch 5 which constitutes a keeper and is provided in the lateral side portion 4 of the part A of the first hooking device.
  • the part F adapted to lock the bar E with respect to the hooking device (C-D) comprises a member 44 of piano wire having a portion folded onto itself in the shape of a V and two cranked portions 45 (FIG. 3) adapted to be blocked in the head of the body of the bar E at the ends of the passage 39.
  • the member 44 terminates in two loops 46 whereby it is possible to exert a pressure with two fingers on the V- shaped member 44 so as to close it and facilitate its engagement in the head of the bar.
  • a stirrup 47 connected to a pulling tab 48.
  • the auxiliary lock G is constituted by an end 49 of a rigid band adapted to be passed through the end of the lock F and through the openings 23 of the stop 21 of the hooking part C.
  • This band 49 is for example connected by an auxiliary band 50 to a part of the harness.
  • the connecting device L is employed in the following manner:
  • the parachutist most first hook strap 8;, to strap 8,.
  • he takes hold of one of the two straps in one hand and engages the aperture 14 of the tongue member 11 on the stud 7 of the part A and then swings over the bar E in such manner as to engage the end of the rod 40 constituting a latch in the notch or keeper 5.
  • the hooking device (A-B) is locked and the member 11 can no longer leave the stud 7 since the bar E bears thereagainst by its flattened loop portion 31.
  • the parachutist When this has been done, the parachutist must interconnect the straps S and S He can use both hands for this and is not hindered by the bar E since, owing to the flexibility of the straps S and S,, the head of the bar E can be moved sufficiently away from the parts C and D of the second hooking device (C-D) to avoid hindering the engagement .of the aperture 27 of the tongue member 25 on the stud 24 of the part C.
  • the parachutist swings by means of the other hand the bar E onto the half-ring 17 of the part C which passes beyond the passage 39 formed between the two loop portions 37 and 38 of the head of the bar E.
  • the assembly can then be locked in this position by engagement of the V-shaped member 44 of the locking device in the passage 39, this member being for this purpose elastically gripped between two fingers of one hand by bearing on the loops 46.
  • this member 44 When engaged, it is merely necessary ,to release the member 44 for it to be held stationary by the cranked portions 45.
  • the device permits the locking of the harness at two distinct points on the right and on the left of the chest of the parachutist, there being required only a single operation on a single side to effect the unlocking plus the operation of the safety auxiliary locking means G, the transmission of the unlocking to the locking of the left being effected automatically by the device itself.
  • the device permits the opening of the harness at a single point on the right side in the presentlydescribed embodiment, whereas the locking is achieved at two points.
  • rod 40 transmitting the locking on the right to that on the left may be disposed outside the body 28 of the bar E.
  • a quick-release connecting device for a parachute harness comprising two pairs of straps each of which pair of straps has a chest strap and a thigh strap, said device comprising in combination: two hooking devices respectively for the two pairs of straps, each hooking device being capable of individually booking the thigh strap to the chest strap of the corresponding pair of straps, each hooking device comprising a first element connected to the corresponding chest strap and a second element connected to the corresponding thigh strap, the first element and second element being hookable together; a bar pivoted to the first element of one of the hooking devices and pivotable between an inoperative position in which the second elements are free to unhook from the first elements and an operative position in which operative position the bar is applied laterally against and overlaps one of the first and second elements of each of the booking devices so as to trap and maintain said one element in hooked relation to the other of said first and second elements; and means for locking the bar in the operative position.
  • a quick-release connecting device for a parachute harness comprising two pairs of straps each of which pair of straps has a chest strap and a thigh strap, said device comprising in combination: a hooking device for each pair of straps for hooking the thigh strap to the chest strap, each hooking device having a first part comprising a loop element connected to the corresponding chest strap and including a stud and a second part comprising a tongue element connected to the corresponding thigh strap and having an aperture hookingly engageable on the corresponding stud; a bar pivoted to the loop element of one of the hooking devices and pivotable between an inoperative position and an operative position in which operative position the bar is pivoted against the other of the hooking devices, the bar being so adapted and arranged that, in the operative position, the bar overlaps the two tongue elements engaged on their respective studs and locks the tongue elements on their studs; and means for locking the bar in the operative position.
  • a connecting device as claimed in claim 2, wherein the means for locking the bar in the operative position comprise two locking means respectively locking the bar to respective ones of the hooking devices.
  • a quick-release connecting device for a parachute harness comprising two pairs of straps each of which pair of straps has a chest strap and a thigh strap, said device comprising in combination: a hooking device for each pair of straps for hooking the thigh strap to the chest strap, each hooking device having a first part comprising a loop element connected to the corresponding chest strap and including a stud and a second part comprising a tongue element connected to the corresponding thigh strap and having an aperture hookingly engageable on the corresponding stud; a bar pivoted to the loop element of one of the hooking devices and pivotable between an inoperative position and an operative position in which operative position the bar is pivoted against the other of the hooking devices, the bar being so adapted and arranged that, in the operative position, the bar overlaps the two tongue elements engaged on their respective studs and locks the tongue elements on their studs, the bar comprising a rigid tubular body, a locking rod longitudinally movable in the body and having an end constitu
  • a connecting device as claimed in claim 5, wherein said hooking means comprise two half-rings integral with the bar.
  • a parachute harness having two pairs of straps each of which pair straps includes a chest strap and a thigh strap combined with a quick-release connecting device comprising in combination: two hooking devices respectively for the two pairs of straps, each hooking device being capable of hooking the thigh strap to the chest strap of the corresponding pair of straps, each hooking device comprising a first element connected to the corresponding chest strap and a second element connected to the corresponding thigh strap, the first element and second element being bookable together; a bar pivoted to the first element of one of the hooking devices and pivotable between an inoperative position in which the second elements are free to unhook from the first elements and an operative position in which operative position the bar is applied laterally against and overlaps one of the first and second elements of each of the hooking devices so as to trap and maintain said one element in hooked relation to the other of said first and second elements; and means for locking the bar in the operative position.

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  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Emergency Lowering Means (AREA)
  • Arrangements Of Lighting Devices For Vehicle Interiors, Mounting And Supporting Thereof, Circuits Therefore (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
US98804A 1970-02-27 1970-12-16 Quick-release connecting device for a parachute harness and a harness including said device Expired - Lifetime US3692263A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7007095A FR2080236A5 (es) 1970-02-27 1970-02-27

Publications (1)

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US3692263A true US3692263A (en) 1972-09-19

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Application Number Title Priority Date Filing Date
US98804A Expired - Lifetime US3692263A (en) 1970-02-27 1970-12-16 Quick-release connecting device for a parachute harness and a harness including said device

Country Status (11)

Country Link
US (1) US3692263A (es)
JP (1) JPS4929679B1 (es)
CA (1) CA944734A (es)
CS (1) CS162682B2 (es)
DE (1) DE2100855A1 (es)
ES (1) ES384174A1 (es)
FR (1) FR2080236A5 (es)
GB (1) GB1312630A (es)
IL (1) IL35890A (es)
SE (1) SE357174B (es)
YU (1) YU34861B (es)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5277348A (en) * 1992-06-02 1994-01-11 Reid Sandy R Articulated parachute harness
US20100032463A1 (en) * 2007-03-01 2010-02-11 Yumiko Komura Musical instrument strap and musical instrument connector
US9789968B1 (en) * 2016-06-07 2017-10-17 Roy L. Fox, Jr. Ring release systems and methods
US11014803B2 (en) * 2018-12-17 2021-05-25 Alexander Bierwald Connection system for connecting loads to a harness

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5277348A (en) * 1992-06-02 1994-01-11 Reid Sandy R Articulated parachute harness
US20100032463A1 (en) * 2007-03-01 2010-02-11 Yumiko Komura Musical instrument strap and musical instrument connector
US8978945B2 (en) * 2007-03-01 2015-03-17 Yumiko Komura Musical instrument strap and musical instrument connector
US9789968B1 (en) * 2016-06-07 2017-10-17 Roy L. Fox, Jr. Ring release systems and methods
US11014803B2 (en) * 2018-12-17 2021-05-25 Alexander Bierwald Connection system for connecting loads to a harness

Also Published As

Publication number Publication date
CS162682B2 (es) 1975-07-15
FR2080236A5 (es) 1971-11-12
JPS4929679B1 (es) 1974-08-06
CA944734A (en) 1974-04-02
IL35890A0 (en) 1971-04-28
IL35890A (en) 1974-07-31
YU34861B (en) 1980-04-30
YU4771A (en) 1979-10-31
ES384174A1 (es) 1973-05-01
SE357174B (es) 1973-06-18
DE2100855A1 (de) 1971-09-09
GB1312630A (en) 1973-04-04

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