US20220380011A1 - Built-in Water Pumping Device of Manual Paddle for Boat - Google Patents
Built-in Water Pumping Device of Manual Paddle for Boat Download PDFInfo
- Publication number
- US20220380011A1 US20220380011A1 US17/331,796 US202117331796A US2022380011A1 US 20220380011 A1 US20220380011 A1 US 20220380011A1 US 202117331796 A US202117331796 A US 202117331796A US 2022380011 A1 US2022380011 A1 US 2022380011A1
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- United States
- Prior art keywords
- inner tube
- receiving chamber
- waters
- shaft
- blade
- Prior art date
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
- F04B9/14—Pumps characterised by muscle-power operation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H16/00—Marine propulsion by muscle power
- B63H16/04—Oars; Sculls; Paddles; Poles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B19/00—Machines or pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B1/00 - F04B17/00
- F04B19/04—Pumps for special use
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/10—Valves; Arrangement of valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/10—Valves; Arrangement of valves
- F04B53/102—Disc valves
- F04B53/1032—Spring-actuated disc valves
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B13/00—Conduits for emptying or ballasting; Self-bailing equipment; Scuppers
Definitions
- the present invention relates to a paddle, and more particularly to a built-in water pumping device of a manual paddle for a boat.
- a conventional paddle is applied to row a boat in waters manually, but the waters will spatter into the boat or flow into the boat when a cutout produces on the boat.
- the conventional paddles are disclosed in U.S. Pat. Nos. 5,163,778, 5,322,462, and 6,027,386 and are used to pump waters by extending or retracting a pump structure of a shaft of the paddle, wherein a pumping orifice is defined adjacent to a distal end of a blade, thus pumping the waters.
- the paddle In operation, the paddle is lifted so as to remove the blade from the waters, and the blade is inserted into a water accommodation zone of the boat. However, it is difficult to operate the paddle to pump the waters because the boat shakes and the paddle is long.
- a water pumping paddle is disclosed in TW M590565 and contains a discharge orifice defined on a handle of the paddle so as to pump and discharge the waters.
- the water pumping paddle has defects as follows:
- the discharge orifice is defined on the handle, so the waters accumulate in corners of the handle.
- the discharge orifice of the handle is perpendicular to the receiving chamber, so the waters cannot be absorbed easily.
- the present invention has arisen to mitigate and/or obviate the afore-described disadvantages.
- the primary aspect of the present invention is to provide a built-in water pumping device of a manual paddle for a boat which contains a shaft comprised of an inner tube and an outer tube so as to pump waters, such that when pulling the outer tube and the inner tube outward and pushing the outer tube and the inner tube inward, the waters are absorbed and discharged out of the boat easily.
- Further aspect of the present invention is to provide a built-in water pumping device of a manual paddle for a boat by which the outer tube and the inner tube are pulled outward and pushed inward, so that the waters are absorbed and discharged out of the boat continuously and efficiently.
- Another aspect of the present invention is to provide a built-in water pumping device of a manual paddle for a boat which contains at least one outlet defined on the blade and communicating with the receiving chamber so as to discharge the waters out of the at least one outlet, thus playing a water fight joyfully.
- a built-in water pumping device of a manual paddle for a boat contains: a shaft, a blade connected on an end of the shaft, an adjustable fitting sleeve, and a water absorption head.
- the shaft includes an inner tube and an outer tube movably fitted with the inner tube so as to movably adjust a length of the shaft, thus pumping the waters.
- the adjustable fitting sleeve is configured to lock or unlock the inner tube and the outer tube after adjusting the length of the shaft.
- the shaft further includes a receiving chamber defined in the shaft.
- the blade is fitted on the inner tube, and the water absorption head is fixed on a bottom of the outer tube and is formed in a grip shape.
- the water absorption head has a passing orifice defined on a center thereof and connected with the receiving chamber; the blade includes at least one outlet formed thereon and communicating with the receiving chamber, such that the inner tube is actuated to absorb the waters into the receiving chamber from the passing orifice of the water absorption head, and the inner tube is pulled back and forth so that the waters discharge out of the at least one outlet of the blade continuously.
- the built-in water pumping device of the manual paddle of the present invention has advantages as follows:
- the blade includes at least one orifice so that when the inner tube and the outer tube are pulled outward and are pushed inward reciprocately, the water absorption head of the outer tube is extended into the water accommodation zone of the boat to discharge the waters out of the at least one outlet quickly and efficiently.
- the manual paddle is applied to play a water fight by using the at least one outlet of the blade in a water park, thus enhancing usages vividly.
- the shaft further includes one or two water absorption heads connected on one or two ends of the shaft, wherein the one or two water absorption heads are formed in a grip or a funnel shape so as to be extended into a water accommodation zone of the boat, thus discharging the water out of the boat quickly and easily.
- FIG. 1 is a perspective view showing the assembly of a built-in water pumping device of a manual paddle for a boat according to a first embodiment of the present invention.
- FIG. 2 is a perspective view showing the exploded components of the built-in water pumping device of the manual paddle according to the first embodiment of the present invention.
- FIG. 3 is a perspective view showing the operation of the built-in water pumping device of the manual paddle according to the first embodiment of the present invention.
- FIG. 4 is another perspective view showing the operation of the built-in water pumping device of the manual paddle according to the first embodiment of the present invention.
- FIG. 5 is a cross sectional taken along the line A-A of FIG. 3 .
- FIG. 6 is a cross sectional taken along the line B-B of FIG. 3 .
- FIG. 7 is a perspective view showing the operation of the built-in water pumping device of the manual paddle according to the first embodiment of the present invention.
- FIG. 8 is a perspective view showing the assembly of a built-in water pumping device of a manual paddle for a boat according to a second embodiment of the present invention.
- FIG. 9 is a perspective view showing the exploded components of the built-in water pumping device of the manual paddle for the boat according to the second embodiment of the present invention.
- FIG. 10 is a perspective view showing the operation of the built-in water pumping device of the manual paddle according to the second embodiment of the present invention.
- a built-in water pumping device of a manual paddle for a boat comprises: a shaft 10 , a blade 20 , and a water absorption head 30 formed in a grip shape.
- the shaft 10 includes an inner tube 11 and an outer tube 12 movably fitted with the inner tube 11 so as to movably adjust a length of the shaft 10 , thus pumping waters; an adjustable fitting sleeve 13 configured to lock the inner tube 11 and the outer tube 12 after adjusting the length of the shaft 10 and to remove the inner tube 11 from the outer tube 12 so as to move the inner tube 11 with respect to the outer tube 12 .
- the shaft 10 includes a receiving chamber 14 defined therein and configured to accommodate the waters absorbed from the receiving chamber 14 .
- the blade 20 is fitted on a top of the inner tube 11 of the shaft 10 , and the inner tube 11 has a through orifice 111 defined on a top of the inner tube 11 , wherein the blade 10 includes at least one outlet 22 formed on the blade 21 and corresponding to the through orifice 111 , and the through orifice 111 and the at least one outlet 22 are in communication with the receiving chamber 14 .
- the water absorption head 30 is fixed on a bottom of the outer tube 12 , and the water absorption head 30 has a passing orifice 31 defined on a center of the water absorption head 30 , a check valve 32 received in the passing orifice 31 , wherein the passing orifice 31 is connected with the receiving chamber 14 .
- the receiving chamber 14 produces a pressure difference so that the waters are absorbed into the receiving chamber 14 from the water absorption head 30 .
- the receiving chamber 14 further has a piston 33 configured to push the waters into the inner tube 11 from the receiving chamber 14 so as to enhance a spray force and a spray distance of the waters from the at least one outlet 22 .
- the adjustable fitting sleeve 13 is fitted among the inner tube 11 , the outer tube 12 , and the blade 20 .
- the adjustable fitting sleeve 13 has a first retainer 131 and a second retainer 132 engaged with the first retainer 131 , such that the second retainer 132 is adjustably rotated to engage with the first retainer 131 tightly or loosely.
- the length of the shaft 10 is adjustable by ways of the adjustable fitting sleeve 13 .
- the adjustable fitting sleeve 13 is rotated loosely to move the inner tube 11 and the outer tube 12 .
- the adjustable fitting sleeve 13 when desiring to pump the waters, the adjustable fitting sleeve 13 is rotated loosely so that the inner tube 11 and the outer tube 12 are movably, as shown in FIG. 4 .
- the water absorption head 30 is extended into a water accommodation zone of the boat, and the inner tube 11 is pulled (because the outer tube 12 is fixed in the water accommodation zone so as to absorb the waters) back and forth so that the pressure difference produces in the receiving chamber 14 of the shaft 10 , and the waters are absorbed into the receiving chamber 14 , wherein the inner tube 11 is pulled continuously.
- the water absorption head 30 includes the check valve 32 to stop the waters of the receiving chamber 14 flowing out of the manual paddle, and the waters are discharged out of the at least one outlet 22 from the receiving chamber 14 via the through orifice 111 . Thereby, it is easy to discharge the waters by pulling the inner tube 11 effectively.
- the manual paddle of the present invention when the manual paddle of the present invention is applied to row in a playground, such as a water park, the manual paddle absorbs and discharges the waters effectively.
- the water absorption head 30 is extended into the waters, and the inner tube 12 absorbs and discharges the waters out of the at least one outlet 22 , thus having a water fight.
- a difference of a built-in water pumping device of a manual paddle of a second embodiment comprises: a shaft 10 , a blade 20 , a water absorption head 40 , a second adjustable fitting sleeve 50 , a second outer tube 60 , and a second blade 70 , wherein a structure of the shaft 10 and the blade 20 is the same as that of the shaft 10 and the blade 20 of the first embodiment.
- the manual paddle of the second embodiment comprises the blade 20 and the second blade 70 which are connected on two ends of the shaft 10 .
- the manual paddle of the second embodiment comprises the water absorption head 40 formed in a funnel shape
- the second adjustable fitting sleeve 50 is configured to connect the second outer tube 60 and the shaft 10
- the second blade 70 is connected with the second outer tube 60
- the water absorption head 40 is hidden in the second outer tube 60 when rowing the boat
- the operation of the second adjustable fitting sleeve 50 is the same as that of the adjustable fitting sleeve 13 , hence further remarks are omitted.
- the manual paddle is swung backward and forth, and a stop plug 23 is defined between the inner tube 11 and the blade 20 so as to stop the waters dropping onto a user's hand along the blade 20 or the second blade 70 .
- the water absorption head 40 has a passing orifice 41 , a check valve 42 , and a piston 43 . Since the structure and the operation of the passing orifice 41 , the check valve 42 , and the piston 43 are the same as those of the passing orifice 31 , the check valve 32 , and the piston 33 , further remarks are omitted.
- the second adjustable fitting sleeve 50 is configured to remove the second outer tube 60 and the second blade 70 so as to absorb the waters as described in the first embodiment, thus rowing the manual in a rowing race easily and safely.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Ocean & Marine Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
A built-in water pumping device of a manual paddle for a boat contains: a shaft, a blade, and a water absorption head. The shaft includes an inner tube and an outer tube movably fitted with the inner tube so as to movably adjust a length of the shaft, thus pumping waters. An adjustable fitting sleeve is configured to lock or unlock the inner tube and the outer tube after adjusting the length of the shaft. The shaft includes a receiving chamber. A water absorption head is fixed on the outer tube and has a passing orifice. The blade includes at least one outlet communicating with the receiving chamber, such that the inner tube is actuated to absorb the waters into the receiving chamber from the passing orifice, and the inner tube is pulled back and forth so that the waters discharge out of the at least one outlet continuously.
Description
- The present invention relates to a paddle, and more particularly to a built-in water pumping device of a manual paddle for a boat.
- A conventional paddle is applied to row a boat in waters manually, but the waters will spatter into the boat or flow into the boat when a cutout produces on the boat.
- The conventional paddles are disclosed in U.S. Pat. Nos. 5,163,778, 5,322,462, and 6,027,386 and are used to pump waters by extending or retracting a pump structure of a shaft of the paddle, wherein a pumping orifice is defined adjacent to a distal end of a blade, thus pumping the waters.
- In operation, the paddle is lifted so as to remove the blade from the waters, and the blade is inserted into a water accommodation zone of the boat. However, it is difficult to operate the paddle to pump the waters because the boat shakes and the paddle is long.
- A water pumping paddle is disclosed in TW M590565 and contains a discharge orifice defined on a handle of the paddle so as to pump and discharge the waters.
- Nevertheless, the water pumping paddle has defects as follows:
- 1. The discharge orifice is defined on the handle, so the waters accumulate in corners of the handle.
- 2. The discharge orifice of the handle is perpendicular to the receiving chamber, so the waters cannot be absorbed easily.
- 3. The waters are absorbed and remain in the receiving chamber, hence they cannot be discharged out of the discharge orifice continuously.
- The present invention has arisen to mitigate and/or obviate the afore-described disadvantages.
- The primary aspect of the present invention is to provide a built-in water pumping device of a manual paddle for a boat which contains a shaft comprised of an inner tube and an outer tube so as to pump waters, such that when pulling the outer tube and the inner tube outward and pushing the outer tube and the inner tube inward, the waters are absorbed and discharged out of the boat easily.
- Further aspect of the present invention is to provide a built-in water pumping device of a manual paddle for a boat by which the outer tube and the inner tube are pulled outward and pushed inward, so that the waters are absorbed and discharged out of the boat continuously and efficiently.
- Another aspect of the present invention is to provide a built-in water pumping device of a manual paddle for a boat which contains at least one outlet defined on the blade and communicating with the receiving chamber so as to discharge the waters out of the at least one outlet, thus playing a water fight joyfully.
- To obtain above-mentioned aspects, a built-in water pumping device of a manual paddle for a boat provided by the present invention contains: a shaft, a blade connected on an end of the shaft, an adjustable fitting sleeve, and a water absorption head.
- The shaft includes an inner tube and an outer tube movably fitted with the inner tube so as to movably adjust a length of the shaft, thus pumping the waters. The adjustable fitting sleeve is configured to lock or unlock the inner tube and the outer tube after adjusting the length of the shaft. The shaft further includes a receiving chamber defined in the shaft.
- The blade is fitted on the inner tube, and the water absorption head is fixed on a bottom of the outer tube and is formed in a grip shape. The water absorption head has a passing orifice defined on a center thereof and connected with the receiving chamber; the blade includes at least one outlet formed thereon and communicating with the receiving chamber, such that the inner tube is actuated to absorb the waters into the receiving chamber from the passing orifice of the water absorption head, and the inner tube is pulled back and forth so that the waters discharge out of the at least one outlet of the blade continuously.
- Accordingly, the built-in water pumping device of the manual paddle of the present invention has advantages as follows:
- 1. The blade includes at least one orifice so that when the inner tube and the outer tube are pulled outward and are pushed inward reciprocately, the water absorption head of the outer tube is extended into the water accommodation zone of the boat to discharge the waters out of the at least one outlet quickly and efficiently.
- 2. The manual paddle is applied to play a water fight by using the at least one outlet of the blade in a water park, thus enhancing usages vividly.
- 3. The shaft further includes one or two water absorption heads connected on one or two ends of the shaft, wherein the one or two water absorption heads are formed in a grip or a funnel shape so as to be extended into a water accommodation zone of the boat, thus discharging the water out of the boat quickly and easily.
-
FIG. 1 is a perspective view showing the assembly of a built-in water pumping device of a manual paddle for a boat according to a first embodiment of the present invention. -
FIG. 2 is a perspective view showing the exploded components of the built-in water pumping device of the manual paddle according to the first embodiment of the present invention. -
FIG. 3 is a perspective view showing the operation of the built-in water pumping device of the manual paddle according to the first embodiment of the present invention. -
FIG. 4 is another perspective view showing the operation of the built-in water pumping device of the manual paddle according to the first embodiment of the present invention. -
FIG. 5 is a cross sectional taken along the line A-A ofFIG. 3 . -
FIG. 6 is a cross sectional taken along the line B-B ofFIG. 3 . -
FIG. 7 is a perspective view showing the operation of the built-in water pumping device of the manual paddle according to the first embodiment of the present invention. -
FIG. 8 is a perspective view showing the assembly of a built-in water pumping device of a manual paddle for a boat according to a second embodiment of the present invention. -
FIG. 9 is a perspective view showing the exploded components of the built-in water pumping device of the manual paddle for the boat according to the second embodiment of the present invention. -
FIG. 10 is a perspective view showing the operation of the built-in water pumping device of the manual paddle according to the second embodiment of the present invention. - With reference to
FIGS. 1-2 , a built-in water pumping device of a manual paddle for a boat according to a preferred embodiment of the present invention comprises: ashaft 10, ablade 20, and awater absorption head 30 formed in a grip shape. - Referring to
FIGS. 1-3 , theshaft 10 includes aninner tube 11 and anouter tube 12 movably fitted with theinner tube 11 so as to movably adjust a length of theshaft 10, thus pumping waters; anadjustable fitting sleeve 13 configured to lock theinner tube 11 and theouter tube 12 after adjusting the length of theshaft 10 and to remove theinner tube 11 from theouter tube 12 so as to move theinner tube 11 with respect to theouter tube 12. As shown inFIGS. 4-5 , theshaft 10 includes areceiving chamber 14 defined therein and configured to accommodate the waters absorbed from thereceiving chamber 14. - As illustrated in
FIGS. 1-5 , theblade 20 is fitted on a top of theinner tube 11 of theshaft 10, and theinner tube 11 has athrough orifice 111 defined on a top of theinner tube 11, wherein theblade 10 includes at least oneoutlet 22 formed on theblade 21 and corresponding to thethrough orifice 111, and thethrough orifice 111 and the at least oneoutlet 22 are in communication with thereceiving chamber 14. - With reference to
FIGS. 1-3 and 6 , thewater absorption head 30 is fixed on a bottom of theouter tube 12, and thewater absorption head 30 has apassing orifice 31 defined on a center of thewater absorption head 30, acheck valve 32 received in thepassing orifice 31, wherein thepassing orifice 31 is connected with thereceiving chamber 14. When moving theinner tube 11, thereceiving chamber 14 produces a pressure difference so that the waters are absorbed into thereceiving chamber 14 from thewater absorption head 30. Furthermore, thereceiving chamber 14 further has apiston 33 configured to push the waters into theinner tube 11 from thereceiving chamber 14 so as to enhance a spray force and a spray distance of the waters from the at least oneoutlet 22. - With reference to
FIGS. 4-5 , theadjustable fitting sleeve 13 is fitted among theinner tube 11, theouter tube 12, and theblade 20. Theadjustable fitting sleeve 13 has afirst retainer 131 and asecond retainer 132 engaged with thefirst retainer 131, such that thesecond retainer 132 is adjustably rotated to engage with thefirst retainer 131 tightly or loosely. When rowing the manual paddle, the length of theshaft 10 is adjustable by ways of theadjustable fitting sleeve 13. When desiring to pump the waters, theadjustable fitting sleeve 13 is rotated loosely to move theinner tube 11 and theouter tube 12. - Referring to
FIGS. 2-7 , when desiring to pump the waters, theadjustable fitting sleeve 13 is rotated loosely so that theinner tube 11 and theouter tube 12 are movably, as shown inFIG. 4 . With reference toFIG. 6 , thewater absorption head 30 is extended into a water accommodation zone of the boat, and theinner tube 11 is pulled (because theouter tube 12 is fixed in the water accommodation zone so as to absorb the waters) back and forth so that the pressure difference produces in thereceiving chamber 14 of theshaft 10, and the waters are absorbed into thereceiving chamber 14, wherein theinner tube 11 is pulled continuously. Since thewater absorption head 30 includes thecheck valve 32 to stop the waters of thereceiving chamber 14 flowing out of the manual paddle, and the waters are discharged out of the at least oneoutlet 22 from thereceiving chamber 14 via thethrough orifice 111. Thereby, it is easy to discharge the waters by pulling theinner tube 11 effectively. - With reference to
FIG. 7 , when the manual paddle of the present invention is applied to row in a playground, such as a water park, the manual paddle absorbs and discharges the waters effectively. Preferably, thewater absorption head 30 is extended into the waters, and theinner tube 12 absorbs and discharges the waters out of the at least oneoutlet 22, thus having a water fight. - With reference to
FIGS. 8-9 , a difference of a built-in water pumping device of a manual paddle of a second embodiment comprises: ashaft 10, ablade 20, awater absorption head 40, a secondadjustable fitting sleeve 50, a secondouter tube 60, and asecond blade 70, wherein a structure of theshaft 10 and theblade 20 is the same as that of theshaft 10 and theblade 20 of the first embodiment. In other words, the manual paddle of the second embodiment comprises theblade 20 and thesecond blade 70 which are connected on two ends of theshaft 10. - The manual paddle of the second embodiment comprises the
water absorption head 40 formed in a funnel shape, the second adjustablefitting sleeve 50 is configured to connect the secondouter tube 60 and theshaft 10, and thesecond blade 70 is connected with the secondouter tube 60, wherein thewater absorption head 40 is hidden in the secondouter tube 60 when rowing the boat, and the operation of the second adjustablefitting sleeve 50 is the same as that of the adjustablefitting sleeve 13, hence further remarks are omitted. - Referring to
FIGS. 8-10 , in operation, the manual paddle is swung backward and forth, and astop plug 23 is defined between theinner tube 11 and theblade 20 so as to stop the waters dropping onto a user's hand along theblade 20 or thesecond blade 70. - As shown in
FIGS. 9-10 , thewater absorption head 40 has a passingorifice 41, acheck valve 42, and a piston 43. Since the structure and the operation of the passingorifice 41, thecheck valve 42, and the piston 43 are the same as those of the passingorifice 31, thecheck valve 32, and thepiston 33, further remarks are omitted. - As illustrated in
FIG. 10 , the second adjustablefitting sleeve 50 is configured to remove the secondouter tube 60 and thesecond blade 70 so as to absorb the waters as described in the first embodiment, thus rowing the manual in a rowing race easily and safely. - While the preferred embodiments of the invention have been set forth for purpose of disclosure, modifications of the disclosed embodiments of the invention and other embodiments thereof may occur to those skilled in the art. Accordingly, the appended claims are intended to cover all embodiments which do not depart from the spirit and scope of the invention.
Claims (8)
1. A built-in water pumping device of a manual paddle for a boat comprising:
a shaft, a blade connected on an end of the shaft, and the shaft including an inner tube and an outer tube movably fitted with the inner tube so as to movably adjust a length of the shaft, thus pumping the waters; an adjustable fitting sleeve configured to lock or unlock the inner tube and the outer tube after adjusting the length of the shaft; the shaft further including a receiving chamber defined in the shaft;
wherein the blade is fitted on the inner tube, a water absorption head is fixed on a bottom of the outer tube and is formed in a grip shape, the water absorption head has a passing orifice defined on a center thereof and connected with the receiving chamber; the blade includes at least one outlet formed thereon and communicating with the receiving chamber, such that the inner tube is actuated to absorb the waters into the receiving chamber from the passing orifice of the water absorption head, and the inner tube is pulled back and forth so that the waters discharge out of the at least one outlet of the blade continuously.
2. A built-in water pumping device of a manual paddle for a boat comprising:
a shaft, a blade connected on an end of the shaft, and the shaft including an inner tube and an outer tube movably fitted with the inner tube so as to movably adjust a length of the shaft, thus pumping waters; an adjustable fitting sleeve configured to lock or unlock the inner tube and the outer tube after adjusting the length of the shaft; the shaft further including a receiving chamber defined in the shaft;
wherein the inner tube is connected with the blade, and the outer tube has a water absorption head fixed on a bottom thereof and formed in a funnel shape, the water absorption head has a passing orifice defined on a center thereof and connected with the receiving chamber; the blade includes at least one outlet formed thereon and communicating with the receiving chamber, such that the inner tube is actuated to absorb the waters into the receiving chamber from the passing orifice of the water absorption head, and the inner tube is pulled back and forth so that the waters are discharged out of the at least one outlet of the blade continuously.
3. The built-in water pumping device as claimed in claim 2 , wherein a stop plug is defined between the inner tube and the blade.
4. The built-in water pumping device as claimed in claim 1 , wherein the check valve is received in the passing orifice and is in communication with the receiving chamber, such that when moving the inner tube, the receiving chamber produces a pressure difference so that the waters are absorbed into the receiving chamber from the water absorption head, and the check valve stops the waters of the receiving chamber flowing out of the water absorption head, thus avoiding the water flowing to an external environment.
5. The built-in water pumping device as claimed in claim 2 , wherein the check valve is received in the passing orifice and is in communication with the receiving chamber, such that when moving the inner tube, the receiving chamber produces a pressure difference so that the waters are absorbed into the receiving chamber from the water absorption head, and the check valve stops the waters of the receiving chamber flowing out of the water absorption head, thus avoiding the water flowing to an external environment.
6. The built-in water pumping device as claimed in claim 1 , wherein the adjustable fitting sleeve is fitted among the inner tube, the outer tube, and the blade, wherein the adjustable fitting sleeve has a first retainer and a second retainer engaged with the first retainer, such that the second retainer is adjustably rotated to engage with the first retainer tightly or loosely; when rowing the manual paddle, the length of the shaft is adjustable by ways of the adjustable fitting sleeve; when desiring to pump the waters, the adjustable fitting sleeve is rotated loosely to move the inner tube and the outer tube.
7. The built-in water pumping device as claimed in claim 1 , wherein the receiving chamber further has a piston configured to push the waters into the inner tube from the receiving chamber so as to enhance a spray force and a spray distance of the waters from the at least one outlet.
8. The built-in water pumping device as claimed in claim 2 , wherein the receiving chamber further has a piston configured to push the waters into the inner tube from the receiving chamber so as to enhance a spray force and a spray distance of the waters from the at least one outlet.
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US17/331,796 US11511839B1 (en) | 2021-05-27 | 2021-05-27 | Built-in water pumping device of manual paddle for boat |
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US17/331,796 US11511839B1 (en) | 2021-05-27 | 2021-05-27 | Built-in water pumping device of manual paddle for boat |
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US20220380011A1 true US20220380011A1 (en) | 2022-12-01 |
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US3165067A (en) * | 1962-01-30 | 1965-01-12 | Greenwald Harry | Combined boat hook and pump |
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US3800734A (en) * | 1972-06-20 | 1974-04-02 | Yun Whang Lee | Water propulsion device |
US5163778A (en) * | 1991-10-15 | 1992-11-17 | Botero Joseph L | Combination paddle, hook and pump and method therefor |
US5322462A (en) * | 1993-04-05 | 1994-06-21 | Hull Harold L | Combination oar and bilge pump |
USD362834S (en) * | 1994-09-26 | 1995-10-03 | STOUT David | Paddle pump |
US5902162A (en) * | 1997-06-03 | 1999-05-11 | Kot; Richard Arn | Combination paddle and squirt gun |
US6027386A (en) * | 1998-06-17 | 2000-02-22 | Hains; Nancy | Combination paddle and water syringe |
US6055762A (en) * | 1998-05-01 | 2000-05-02 | Philpot; Terry | Combined boat hook and bilge pump |
US6544087B1 (en) * | 2002-05-31 | 2003-04-08 | I-Sin Peng | Adjustable fixing structure of paddle for adjusting length of paddle |
US20110013971A1 (en) * | 2009-07-19 | 2011-01-20 | I-Sin Peng | Coupling Structure of a Telescopic Rod |
CA2714684A1 (en) * | 2010-09-07 | 2012-03-07 | William Roy Pelfrey | Combined paddle and pump |
US20200277034A1 (en) * | 2019-03-01 | 2020-09-03 | Daniel Roger Dufault | Combination paddle and pump |
US10946947B1 (en) * | 2019-11-14 | 2021-03-16 | Chuan Jiing Enterprise Co., Ltd. | Oar capable of bailing water |
DE202021102928U1 (en) * | 2021-05-28 | 2021-06-08 | Chuan Jiing Enterprise Co., Ltd. | paddle |
TWM615306U (en) * | 2021-05-19 | 2021-08-01 | 川景企業有限公司 | Improved oar structure |
US20210253212A1 (en) * | 2019-03-01 | 2021-08-19 | Daniel Roger Dufault | Combination paddle and pump |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWM590565U (en) | 2019-11-08 | 2020-02-11 | 川景企業有限公司 | Paddle with water pumping function |
-
2021
- 2021-05-27 US US17/331,796 patent/US11511839B1/en active Active
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US3006282A (en) * | 1957-10-21 | 1961-10-31 | Beckson Mfg Co | All-plastic hand pump |
US3040693A (en) * | 1961-02-20 | 1962-06-26 | George F Bunker | Oar paddle, boat hook and oar |
US3095825A (en) * | 1961-07-10 | 1963-07-02 | John W Sandberg | Locking mechanism for telescoping members |
US3165067A (en) * | 1962-01-30 | 1965-01-12 | Greenwald Harry | Combined boat hook and pump |
US3319577A (en) * | 1965-02-25 | 1967-05-16 | Margrete L Stinnes | Sliding seal and valve for reciprocating pump plunger |
US3800734A (en) * | 1972-06-20 | 1974-04-02 | Yun Whang Lee | Water propulsion device |
US5163778A (en) * | 1991-10-15 | 1992-11-17 | Botero Joseph L | Combination paddle, hook and pump and method therefor |
US5322462A (en) * | 1993-04-05 | 1994-06-21 | Hull Harold L | Combination oar and bilge pump |
USD362834S (en) * | 1994-09-26 | 1995-10-03 | STOUT David | Paddle pump |
US5902162A (en) * | 1997-06-03 | 1999-05-11 | Kot; Richard Arn | Combination paddle and squirt gun |
US6055762A (en) * | 1998-05-01 | 2000-05-02 | Philpot; Terry | Combined boat hook and bilge pump |
US6027386A (en) * | 1998-06-17 | 2000-02-22 | Hains; Nancy | Combination paddle and water syringe |
US6544087B1 (en) * | 2002-05-31 | 2003-04-08 | I-Sin Peng | Adjustable fixing structure of paddle for adjusting length of paddle |
US20110013971A1 (en) * | 2009-07-19 | 2011-01-20 | I-Sin Peng | Coupling Structure of a Telescopic Rod |
CA2714684A1 (en) * | 2010-09-07 | 2012-03-07 | William Roy Pelfrey | Combined paddle and pump |
US20200277034A1 (en) * | 2019-03-01 | 2020-09-03 | Daniel Roger Dufault | Combination paddle and pump |
US20210253212A1 (en) * | 2019-03-01 | 2021-08-19 | Daniel Roger Dufault | Combination paddle and pump |
US10946947B1 (en) * | 2019-11-14 | 2021-03-16 | Chuan Jiing Enterprise Co., Ltd. | Oar capable of bailing water |
TWM615306U (en) * | 2021-05-19 | 2021-08-01 | 川景企業有限公司 | Improved oar structure |
DE202021102928U1 (en) * | 2021-05-28 | 2021-06-08 | Chuan Jiing Enterprise Co., Ltd. | paddle |
Also Published As
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US11511839B1 (en) | 2022-11-29 |
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