US3584906A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Draw bolt
Assignee: Presto Lock Co Inc
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Filing: 1969-08-21
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Granted: 1971-06-15
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Expires: 1989-08-21
Abstract
Abstract A draw bolt for luggage, containers, receptacles, or the like cooperable with a hasp is constructed so that a manually operable latch member imparts a controlled, predetermined path of movement to an associated loop member to cause the loop member to automatically engage or disengage the hasp.
Inventors
- 👤 Boleslaw Ludwig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:04
CPC Classifications
E; E05; E05C; E05C19/00; E05C19/10; E05C19/12; E05C19/14; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/087; Y10T292/0871; Y10T70/00; Y10T70/50; Y10T70/5009; Y10T70/5031; Y10T70/5058; Y10T70/5075; Y10T70/5089
Claims Analysis
Total Claims: 19
Claim 1
Independent Claim
182 words
A draw bolt cooperable with a hasp, the draw bolt comprising a mounting plate, a manually operable latch member, means pivotally connecting the latch member to the mounting plate to allow the latch member to be rotated with respect thereto, a loop member adapted to embrace a hasp, the loop member being substantially U-shaped to provide a base portion and a pair of spaced arms, a link coupling the latch member to the arms, a a pair of laterally spaced, longitudiNally extending slots formed in the mounting plate, each loop member arm having a finger respectively positioned in each slot, means provided by the mounting plate to maintain the fingers in the slots upon longitudinal movement of the loop member and to allow the loop member to be pivoted with respect to the mounting plate, a groove on the underside of each loop member arm terminating in a cam surface at its rear end, and a cam provided by the mounting plate adjacent the front end of each slot, the cams being positioned in said grooves and cooperable with said cam surfaces.
Claim 2
Dependent Claim
182 words
A draw bolt cooperable with a hasp, the draw bolt comprising a mounting plate, a manually operable latch member, means pivotally connecting the latch member to the mounting plate to allow the latch member to be rotated with respect thereto, a loop member adapted to embrace a hasp, the loop member being substantially U-shaped to provide a base portion and a pair of spaced arms, a link coupling the latch member to the arms, a a pair of laterally spaced, longitudiNally extending slots formed in the mounting plate, each loop member arm having a finger respectively positioned in each slot, means provided by the mounting plate to maintain the fingers in the slots upon longitudinal movement of the loop member and to allow the loop member to be pivoted with respect to the mounting plate, a groove on the underside of each loop member arm terminating in a cam surface at its rear end, and a cam provided by the mounting plate adjacent the front end of each slot, the cams being positioned in said grooves and cooperable with said cam surfaces.
Claim 3
Dependent Claim
66 words
A draw bolt according to claim 1, wherein the means pivotally connecting the latch member to the mounting plate is located near their respective front ends; and wherein the link coupling the latch member to the loop member arms is connected to the latch member rearward of the means pivotally connecting the latch member to the mounting plate and to the rear ends of the arms.
Claim 4
Dependent Claim
63 words
A draw bolt according to claim 1, wherein the link is substantially U-shaped to provide a base portion and a pair of spaced arms, the base portion being connected to the latch member rearward of the means pivotally connecting the latch member to the mounting plate, the ends of the link arms being pivotally connected to the ends of the loop member arms.
Claim 5
Dependent Claim
62 words
A draw bolt according to claim 2, wherein the means pivotally connecting the latch member to the mounting plate comprises a pivot pin portion provided by the mounting plate, an open bearing recess provided by the latch member having the pivot pin portion positioned therein, and a back cover secured to the rear face of the latch member overlying the bearing recess.
Claim 6
Dependent Claim
72 words
A draw bolt according to claim 3, wherein the means pivotally connecting the latch member to the mounting plate comprises a pivot portion provided by the mounting plate, an open bearing recess provided by the latch member having the pivot pin portion positioned therein, and a back cover secured to the rear face of the latch member, the back cover overlying the bearing recess and overlying the base portion of the link.
Claim 7
Dependent Claim
32 words
A draw bolt according to claim 1, including cooperable means carried by the latch member and means provided by the mounting plate to releasably lock the latch member to the mounting plate.
Claim 8
Dependent Claim
34 words
A draw bolt according to claim 4, including a key barrel and an associated locking bolt supported by the back cover, and blocking means provided by the mounting plate cooperable with the locking bolt.
Claim 9
Dependent Claim
33 words
A draw bolt according to claim 1, including a spring member connected to the mounting plate member positioned for engagement by the latch member to releasably maintain the latch member in raised position.
Claim 10
Dependent Claim
151 words
A draw bolt cooperable with a hasp, the draw bolt comprising a mounting plate, a manually operable latch member, means pivotally connecting the latch member to the mounting plate located near their respective front ends, a loop member adapted to embrace a hasp, the loop member being substantially U-shaped to provide a base portion and a pair of spaced arms, a substantially U-shaped link having a base portion and a pair of arms, the base portion of the link being connected to the latch member rearward of the means pivotally connecting the latch member to the mounting plate, the ends of the link arms being pivotally connected to the ends of the loop member arms, cooperable means provided by the mounting plate and the loop member arms to slideably connect the loop member to the mounting plate, and cooperable cam means provided by the mounting plate and the loop member arms.
Claim 11
Dependent Claim
151 words
A draw bolt cooperable with a hasp, the draw bolt comprising a mounting plate, a manually operable latch member, means pivotally connecting the latch member to the mounting plate located near their respective front ends, a loop member adapted to embrace a hasp, the loop member being substantially U-shaped to provide a base portion and a pair of spaced arms, a substantially U-shaped link having a base portion and a pair of arms, the base portion of the link being connected to the latch member rearward of the means pivotally connecting the latch member to the mounting plate, the ends of the link arms being pivotally connected to the ends of the loop member arms, cooperable means provided by the mounting plate and the loop member arms to slideably connect the loop member to the mounting plate, and cooperable cam means provided by the mounting plate and the loop member arms.
Claim 12
Dependent Claim
34 words
A draw bolt according to claim 5, including a key barrel and an associated locking bolt supported by the back cover, and blocking means provided by the mounting plate cooperable with the locking bolt.
Claim 13
Dependent Claim
33 words
A draw bolt according to claim 9, including a spring member connected to the mounting plate member positioned for engagement by the latch member to releasably maintain the latch member in raised posiTion.
Claim 14
Dependent Claim
55 words
A draw bolt according to claim 9, wherein the cooperable means provided by the mounting plate and the loop member arms to slideably connect the loop member to the mounting plate comprise longitudinally extending guide means provided by the mounting plate and finger means provided by the loop member arms positioned in the guiding means.
Claim 15
Dependent Claim
159 words
A draw bolt according to claim 9, wherein the cooperable means provided by the mounting plate and the loop member arms to slideably connect the loop member to the mounting plate comprises a pair of laterally spaced, longitudinally extending slots formed in the mounting plate and each loop member arm is provided with a finger respectively positioned in each slot, means provided by the mounting plate to maintain the fingers in the slots upon longitudinal movement of the loop member and to allow the loop member to be pivoted with respect to the mounting plate; and wherein the cooperable cam means provided by the mounting plate and the loop member arms comprises a groove on the underside of each loop member arm terminating in a cam surface at its rear end, and a cam provided by the mounting plate adjacent the front end of each slot, the cams being positioned in the grooves and cooperable with said cam surfaces.
Claim 16
Dependent Claim
62 words
A draw bolt according to claim 9, wherein the means pivotally connecting the latch member to the mounting plate comprises a pivot pin portion provided by the mounting plate, an open bearing recess provided by the latch member having the pivot pin portion positioned therein, and a back cover secured to the rear face of the latch member overlying the bearing recess.
Claim 17
Dependent Claim
73 words
A draw bolt according to claim 12, wherein the means pivotally connecting the latch member to the mounting plate comprises a pivot pin portion provided by the mounting plate, an open bearing recess provided by the latch member having the pivot pin portion positioned therein, and a back cover secured to the rear face of the latch member, the back cover overlying the bearing recess and overlying the base portion of the link.
Claim 18
Dependent Claim
73 words
A draw bolt according to claim 13, wherein the means pivotally connecting the latch member to the mounting plate comprises a pivot pin portion provided by the mounting plate, an open bearing recess provided by the latch member having the pivot pin portion positioned therein, and a back cover secured to the rear face of the latch member, the back cover overlying the bearing recess and overlying the base portion of the link.
Claim 19
Dependent Claim
33 words
A raw bolt according to claim 13, including a spring member connected to the mounting plate member positioned for engagement by the latch member to releasably maintain the latch member in raised position.
References Cited (Backward Citations)
FR389123A
Cited
US1522179A
Cited
GB343222A
Cited
GB411621A
Cited
US2672040A
Cited
US2795946A
Cited
US3321230A
Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-14 | 1974-12-14 | 1975-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-14 | 1978-12-14 | 1979-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-14 | 1982-12-14 | 1983-06-15 | $7700.00 | Window Closed / Lapsed |